* [PATCH 1/2] ARM: OMAP: HSMMC: General code cleanup and cosmetic fixes
@ 2008-04-16 15:32 Carlos Aguiar
2008-04-18 18:39 ` Tony Lindgren
0 siblings, 1 reply; 8+ messages in thread
From: Carlos Aguiar @ 2008-04-16 15:32 UTC (permalink / raw)
To: Tony Lindgren; +Cc: linux-omap
From: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
This patch makes the following general code cleanup and cosmetic fixes:
- Use #include <linux/io.h> instead of <asm/io.h>, according to warning
reported by scripts/checkpatch.pl on arch/arm/mach-omap2/board-sdp-hsmmc.c
- Use if (power_on) instead of if (power_on == 1) and if (!power_on) instead
of if (power_on == 0).
- Use if (ret) instead of if (ret != 0).
- Add an extra-line to separate labels.
Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
Acked-by: Anderson Lizardo <anderson.lizardo@indt.org.br>
Acked-by: Eduardo Valentin <eduardo.valentin@indt.org.br>
---
arch/arm/mach-omap2/board-sdp-hsmmc.c | 41 ++++++++++++++++-----------------
1 files changed, 20 insertions(+), 21 deletions(-)
diff --git a/arch/arm/mach-omap2/board-sdp-hsmmc.c b/arch/arm/mach-omap2/board-sdp-hsmmc.c
index 3ae5b20..71b6a21 100644
--- a/arch/arm/mach-omap2/board-sdp-hsmmc.c
+++ b/arch/arm/mach-omap2/board-sdp-hsmmc.c
@@ -9,6 +9,7 @@
* published by the Free Software Foundation.
*/
#include <linux/err.h>
+#include <linux/io.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
@@ -17,7 +18,6 @@
#include <asm/hardware.h>
#include <asm/arch/mmc.h>
#include <asm/arch/board.h>
-#include <asm/io.h>
#if defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
@@ -31,7 +31,7 @@
#define TWL_GPIO_ISR1A 0x19
#define LDO_CLR 0x00
#define VSEL_S2_CLR 0x40
-#define GPIO_0_BIT_POS 1 << 0
+#define GPIO_0_BIT_POS (1 << 0)
#define MMC1_CD_IRQ 0
#define MMC2_CD_IRQ 1
@@ -51,27 +51,27 @@ static int sdp_mmc_late_init(struct device *dev)
* Configure TWL4030 GPIO parameters for MMC hotplug irq
*/
ret = twl4030_request_gpio(MMC1_CD_IRQ);
- if (ret != 0)
+ if (ret)
goto err;
ret = twl4030_set_gpio_edge_ctrl(MMC1_CD_IRQ,
TWL4030_GPIO_EDGE_RISING | TWL4030_GPIO_EDGE_FALLING);
- if (ret != 0)
+ if (ret)
goto err;
ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, 0x02,
TWL_GPIO_PUPDCTR1);
- if (ret != 0)
+ if (ret)
goto err;
ret = twl4030_set_gpio_debounce(MMC1_CD_IRQ, TWL4030_GPIO_IS_ENABLE);
- if (ret != 0)
+ if (ret)
goto err;
return ret;
+
err:
dev_err(dev, "Failed to configure TWL4030 GPIO IRQ\n");
-
return ret;
}
@@ -80,7 +80,7 @@ static void sdp_mmc_cleanup(struct device *dev)
int ret = 0;
ret = twl4030_free_gpio(MMC1_CD_IRQ);
- if (ret != 0)
+ if (ret)
dev_err(dev, "Failed to configure TWL4030 GPIO IRQ\n");
}
@@ -96,24 +96,25 @@ static int mask_cd_interrupt(int mask)
u8 reg = 0, ret = 0;
ret = twl4030_i2c_read_u8(TWL4030_MODULE_GPIO, ®, TWL_GPIO_IMR1A);
- if (ret != 0)
+ if (ret)
goto err;
reg = (mask == 1) ? (reg | GPIO_0_BIT_POS) : (reg & ~GPIO_0_BIT_POS);
ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, reg, TWL_GPIO_IMR1A);
- if (ret != 0)
+ if (ret)
goto err;
ret = twl4030_i2c_read_u8(TWL4030_MODULE_GPIO, ®, TWL_GPIO_ISR1A);
- if (ret != 0)
+ if (ret)
goto err;
reg = (mask == 1) ? (reg | GPIO_0_BIT_POS) : (reg & ~GPIO_0_BIT_POS);
ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, reg, TWL_GPIO_ISR1A);
- if (ret != 0)
+ if (ret)
goto err;
+
err:
return ret;
}
@@ -155,7 +156,7 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
#define OMAP2_CONTROL_PBIAS 0x48002520
#endif
- if (power_on == 1) {
+ if (power_on) {
if (cpu_is_omap24xx())
devconf = omap_readl(0x490022E8);
else
@@ -186,12 +187,12 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
P1_DEV_GRP, VMMC1_DEV_GRP);
- if (ret != 0)
+ if (ret)
goto err;
ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
vdd_sel, VMMC1_DEDICATED);
- if (ret != 0)
+ if (ret)
goto err;
msleep(100);
@@ -202,7 +203,7 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
return ret;
- } else if (power_on == 0) {
+ } else if (!power_on) {
/* Power OFF */
/* For MMC1, Toggle PBIAS before every power up sequence */
@@ -210,24 +211,22 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
OMAP2_CONTROL_PBIAS);
ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
LDO_CLR, VMMC1_DEV_GRP);
- if (ret != 0)
+ if (ret)
goto err;
ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
VSEL_S2_CLR, VMMC1_DEDICATED);
- if (ret != 0)
+ if (ret)
goto err;
/* 100ms delay required for PBIAS configuration */
msleep(100);
omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) | 0x7,
OMAP2_CONTROL_PBIAS);
- } else {
- ret = -1;
- goto err;
}
return 0;
+
err:
return 1;
}
-- 1.5.3.GIT
^ permalink raw reply related [flat|nested] 8+ messages in thread* Re: [PATCH 1/2] ARM: OMAP: HSMMC: General code cleanup and cosmetic fixes
2008-04-16 15:32 [PATCH 1/2] ARM: OMAP: HSMMC: General code cleanup and cosmetic fixes Carlos Aguiar
@ 2008-04-18 18:39 ` Tony Lindgren
2008-04-18 19:43 ` Carlos Aguiar
` (2 more replies)
0 siblings, 3 replies; 8+ messages in thread
From: Tony Lindgren @ 2008-04-18 18:39 UTC (permalink / raw)
To: Carlos Aguiar; +Cc: linux-omap
* Carlos Aguiar <carlos.aguiar@indt.org.br> [080416 08:44]:
> From: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
>
> This patch makes the following general code cleanup and cosmetic fixes:
>
> - Use #include <linux/io.h> instead of <asm/io.h>, according to warning
> reported by scripts/checkpatch.pl on arch/arm/mach-omap2/board-sdp-hsmmc.c
>
> - Use if (power_on) instead of if (power_on == 1) and if (!power_on) instead
> of if (power_on == 0).
>
> - Use if (ret) instead of if (ret != 0).
>
> - Add an extra-line to separate labels.
>
> Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
> Acked-by: Anderson Lizardo <anderson.lizardo@indt.org.br>
> Acked-by: Eduardo Valentin <eduardo.valentin@indt.org.br>
> ---
> arch/arm/mach-omap2/board-sdp-hsmmc.c | 41 ++++++++++++++++-----------------
> 1 files changed, 20 insertions(+), 21 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/board-sdp-hsmmc.c b/arch/arm/mach-omap2/board-sdp-hsmmc.c
> index 3ae5b20..71b6a21 100644
> --- a/arch/arm/mach-omap2/board-sdp-hsmmc.c
> +++ b/arch/arm/mach-omap2/board-sdp-hsmmc.c
> @@ -9,6 +9,7 @@
> * published by the Free Software Foundation.
> */
> #include <linux/err.h>
> +#include <linux/io.h>
> #include <linux/module.h>
> #include <linux/platform_device.h>
> #include <linux/interrupt.h>
> @@ -17,7 +18,6 @@
> #include <asm/hardware.h>
> #include <asm/arch/mmc.h>
> #include <asm/arch/board.h>
> -#include <asm/io.h>
>
> #if defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
>
> @@ -31,7 +31,7 @@
> #define TWL_GPIO_ISR1A 0x19
> #define LDO_CLR 0x00
> #define VSEL_S2_CLR 0x40
> -#define GPIO_0_BIT_POS 1 << 0
> +#define GPIO_0_BIT_POS (1 << 0)
> #define MMC1_CD_IRQ 0
> #define MMC2_CD_IRQ 1
>
> @@ -51,27 +51,27 @@ static int sdp_mmc_late_init(struct device *dev)
> * Configure TWL4030 GPIO parameters for MMC hotplug irq
> */
> ret = twl4030_request_gpio(MMC1_CD_IRQ);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> ret = twl4030_set_gpio_edge_ctrl(MMC1_CD_IRQ,
> TWL4030_GPIO_EDGE_RISING | TWL4030_GPIO_EDGE_FALLING);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, 0x02,
> TWL_GPIO_PUPDCTR1);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> ret = twl4030_set_gpio_debounce(MMC1_CD_IRQ, TWL4030_GPIO_IS_ENABLE);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> return ret;
> +
> err:
> dev_err(dev, "Failed to configure TWL4030 GPIO IRQ\n");
> -
> return ret;
> }
>
> @@ -80,7 +80,7 @@ static void sdp_mmc_cleanup(struct device *dev)
> int ret = 0;
>
> ret = twl4030_free_gpio(MMC1_CD_IRQ);
> - if (ret != 0)
> + if (ret)
> dev_err(dev, "Failed to configure TWL4030 GPIO IRQ\n");
> }
>
> @@ -96,24 +96,25 @@ static int mask_cd_interrupt(int mask)
> u8 reg = 0, ret = 0;
>
> ret = twl4030_i2c_read_u8(TWL4030_MODULE_GPIO, ®, TWL_GPIO_IMR1A);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> reg = (mask == 1) ? (reg | GPIO_0_BIT_POS) : (reg & ~GPIO_0_BIT_POS);
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, reg, TWL_GPIO_IMR1A);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> ret = twl4030_i2c_read_u8(TWL4030_MODULE_GPIO, ®, TWL_GPIO_ISR1A);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> reg = (mask == 1) ? (reg | GPIO_0_BIT_POS) : (reg & ~GPIO_0_BIT_POS);
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, reg, TWL_GPIO_ISR1A);
> - if (ret != 0)
> + if (ret)
> goto err;
> +
> err:
> return ret;
> }
> @@ -155,7 +156,7 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
> #define OMAP2_CONTROL_PBIAS 0x48002520
> #endif
>
> - if (power_on == 1) {
> + if (power_on) {
> if (cpu_is_omap24xx())
> devconf = omap_readl(0x490022E8);
> else
> @@ -186,12 +187,12 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
> P1_DEV_GRP, VMMC1_DEV_GRP);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
> vdd_sel, VMMC1_DEDICATED);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> msleep(100);
> @@ -202,7 +203,7 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
>
> return ret;
>
> - } else if (power_on == 0) {
> + } else if (!power_on) {
> /* Power OFF */
>
> /* For MMC1, Toggle PBIAS before every power up sequence */
I guess the above else if be just else with this patch?
> @@ -210,24 +211,22 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
> OMAP2_CONTROL_PBIAS);
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
> LDO_CLR, VMMC1_DEV_GRP);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
> VSEL_S2_CLR, VMMC1_DEDICATED);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> /* 100ms delay required for PBIAS configuration */
> msleep(100);
> omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) | 0x7,
> OMAP2_CONTROL_PBIAS);
> - } else {
> - ret = -1;
> - goto err;
> }
>
> return 0;
> +
> err:
> return 1;
> }
> -- 1.5.3.GIT
>
^ permalink raw reply [flat|nested] 8+ messages in thread* Re: [PATCH 1/2] ARM: OMAP: HSMMC: General code cleanup and cosmetic fixes
2008-04-18 18:39 ` Tony Lindgren
@ 2008-04-18 19:43 ` Carlos Aguiar
2008-04-18 20:29 ` Carlos Aguiar
2008-04-18 20:29 ` [PATCH 2/2] ARM: OMAP: HSMMC: Use macros instead of some magic constants Carlos Aguiar
2 siblings, 0 replies; 8+ messages in thread
From: Carlos Aguiar @ 2008-04-18 19:43 UTC (permalink / raw)
To: ext Tony Lindgren; +Cc: linux-omap
ext Tony Lindgren wrote:
> * Carlos Aguiar <carlos.aguiar@indt.org.br> [080416 08:44]:
>
>> From: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
>>
>> This patch makes the following general code cleanup and cosmetic fixes:
>>
>> - Use #include <linux/io.h> instead of <asm/io.h>, according to warning
>> reported by scripts/checkpatch.pl on arch/arm/mach-omap2/board-sdp-hsmmc.c
>>
>> - Use if (power_on) instead of if (power_on == 1) and if (!power_on) instead
>> of if (power_on == 0).
>>
>> - Use if (ret) instead of if (ret != 0).
>>
>> - Add an extra-line to separate labels.
>>
>> Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
>> Acked-by: Anderson Lizardo <anderson.lizardo@indt.org.br>
>> Acked-by: Eduardo Valentin <eduardo.valentin@indt.org.br>
>> ---
>> arch/arm/mach-omap2/board-sdp-hsmmc.c | 41 ++++++++++++++++-----------------
>> 1 files changed, 20 insertions(+), 21 deletions(-)
>>
>> diff --git a/arch/arm/mach-omap2/board-sdp-hsmmc.c b/arch/arm/mach-omap2/board-sdp-hsmmc.c
>> index 3ae5b20..71b6a21 100644
>> --- a/arch/arm/mach-omap2/board-sdp-hsmmc.c
>> +++ b/arch/arm/mach-omap2/board-sdp-hsmmc.c
>> @@ -9,6 +9,7 @@
>> * published by the Free Software Foundation.
>> */
>> #include <linux/err.h>
>> +#include <linux/io.h>
>> #include <linux/module.h>
>> #include <linux/platform_device.h>
>> #include <linux/interrupt.h>
>> @@ -17,7 +18,6 @@
>> #include <asm/hardware.h>
>> #include <asm/arch/mmc.h>
>> #include <asm/arch/board.h>
>> -#include <asm/io.h>
>>
>> #if defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
>>
>> @@ -31,7 +31,7 @@
>> #define TWL_GPIO_ISR1A 0x19
>> #define LDO_CLR 0x00
>> #define VSEL_S2_CLR 0x40
>> -#define GPIO_0_BIT_POS 1 << 0
>> +#define GPIO_0_BIT_POS (1 << 0)
>> #define MMC1_CD_IRQ 0
>> #define MMC2_CD_IRQ 1
>>
>> @@ -51,27 +51,27 @@ static int sdp_mmc_late_init(struct device *dev)
>> * Configure TWL4030 GPIO parameters for MMC hotplug irq
>> */
>> ret = twl4030_request_gpio(MMC1_CD_IRQ);
>> - if (ret != 0)
>> + if (ret)
>> goto err;
>>
>> ret = twl4030_set_gpio_edge_ctrl(MMC1_CD_IRQ,
>> TWL4030_GPIO_EDGE_RISING | TWL4030_GPIO_EDGE_FALLING);
>> - if (ret != 0)
>> + if (ret)
>> goto err;
>>
>> ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, 0x02,
>> TWL_GPIO_PUPDCTR1);
>> - if (ret != 0)
>> + if (ret)
>> goto err;
>>
>> ret = twl4030_set_gpio_debounce(MMC1_CD_IRQ, TWL4030_GPIO_IS_ENABLE);
>> - if (ret != 0)
>> + if (ret)
>> goto err;
>>
>> return ret;
>> +
>> err:
>> dev_err(dev, "Failed to configure TWL4030 GPIO IRQ\n");
>> -
>> return ret;
>> }
>>
>> @@ -80,7 +80,7 @@ static void sdp_mmc_cleanup(struct device *dev)
>> int ret = 0;
>>
>> ret = twl4030_free_gpio(MMC1_CD_IRQ);
>> - if (ret != 0)
>> + if (ret)
>> dev_err(dev, "Failed to configure TWL4030 GPIO IRQ\n");
>> }
>>
>> @@ -96,24 +96,25 @@ static int mask_cd_interrupt(int mask)
>> u8 reg = 0, ret = 0;
>>
>> ret = twl4030_i2c_read_u8(TWL4030_MODULE_GPIO, ®, TWL_GPIO_IMR1A);
>> - if (ret != 0)
>> + if (ret)
>> goto err;
>>
>> reg = (mask == 1) ? (reg | GPIO_0_BIT_POS) : (reg & ~GPIO_0_BIT_POS);
>>
>> ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, reg, TWL_GPIO_IMR1A);
>> - if (ret != 0)
>> + if (ret)
>> goto err;
>>
>> ret = twl4030_i2c_read_u8(TWL4030_MODULE_GPIO, ®, TWL_GPIO_ISR1A);
>> - if (ret != 0)
>> + if (ret)
>> goto err;
>>
>> reg = (mask == 1) ? (reg | GPIO_0_BIT_POS) : (reg & ~GPIO_0_BIT_POS);
>>
>> ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, reg, TWL_GPIO_ISR1A);
>> - if (ret != 0)
>> + if (ret)
>> goto err;
>> +
>> err:
>> return ret;
>> }
>> @@ -155,7 +156,7 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
>> #define OMAP2_CONTROL_PBIAS 0x48002520
>> #endif
>>
>> - if (power_on == 1) {
>> + if (power_on) {
>> if (cpu_is_omap24xx())
>> devconf = omap_readl(0x490022E8);
>> else
>> @@ -186,12 +187,12 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
>>
>> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
>> P1_DEV_GRP, VMMC1_DEV_GRP);
>> - if (ret != 0)
>> + if (ret)
>> goto err;
>>
>> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
>> vdd_sel, VMMC1_DEDICATED);
>> - if (ret != 0)
>> + if (ret)
>> goto err;
>>
>> msleep(100);
>> @@ -202,7 +203,7 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
>>
>> return ret;
>>
>> - } else if (power_on == 0) {
>> + } else if (!power_on) {
>> /* Power OFF */
>>
>> /* For MMC1, Toggle PBIAS before every power up sequence */
>>
>
> I guess the above else if be just else with this patch?
>
You're right! I'm just going to resending the patches with such correction.
Thanks Tony,
Carlos.
>
>
>> @@ -210,24 +211,22 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
>> OMAP2_CONTROL_PBIAS);
>> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
>> LDO_CLR, VMMC1_DEV_GRP);
>> - if (ret != 0)
>> + if (ret)
>> goto err;
>>
>> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
>> VSEL_S2_CLR, VMMC1_DEDICATED);
>> - if (ret != 0)
>> + if (ret)
>> goto err;
>>
>> /* 100ms delay required for PBIAS configuration */
>> msleep(100);
>> omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) | 0x7,
>> OMAP2_CONTROL_PBIAS);
>> - } else {
>> - ret = -1;
>> - goto err;
>> }
>>
>> return 0;
>> +
>> err:
>> return 1;
>> }
>> -- 1.5.3.GIT
>>
>>
>
>
--
Carlos Eduardo Aguiar
Nokia Institute of Technology - INdT
Open Source Mobile Research Center - OSMRC - Manaus
Core Team
Phone: +55 92 2126-1079
Mobile: +55 92 8127-1797
E-mail: carlos.aguiar@indt.org.br
^ permalink raw reply [flat|nested] 8+ messages in thread* [PATCH 1/2] ARM: OMAP: HSMMC: General code cleanup and cosmetic fixes
2008-04-18 18:39 ` Tony Lindgren
2008-04-18 19:43 ` Carlos Aguiar
@ 2008-04-18 20:29 ` Carlos Aguiar
2008-04-21 18:05 ` Tony Lindgren
2008-04-18 20:29 ` [PATCH 2/2] ARM: OMAP: HSMMC: Use macros instead of some magic constants Carlos Aguiar
2 siblings, 1 reply; 8+ messages in thread
From: Carlos Aguiar @ 2008-04-18 20:29 UTC (permalink / raw)
To: ext Tony Lindgren; +Cc: linux-omap
From: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
This patch makes the following general code cleanup and cosmetic fixes:
- Use #include <linux/io.h> instead of <asm/io.h>, according to warning
reported by scripts/checkpatch.pl on arch/arm/mach-omap2/board-sdp-hsmmc.c
- Use if (power_on) instead of if (power_on == 1).
- Use if (ret) instead of if (ret != 0).
- Add an extra-line to separate labels.
Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
Acked-by: Anderson Lizardo <anderson.lizardo@indt.org.br>
Acked-by: Eduardo Valentin <eduardo.valentin@indt.org.br>
---
arch/arm/mach-omap2/board-sdp-hsmmc.c | 41 ++++++++++++++++-----------------
1 files changed, 20 insertions(+), 21 deletions(-)
diff --git a/arch/arm/mach-omap2/board-sdp-hsmmc.c b/arch/arm/mach-omap2/board-sdp-hsmmc.c
index 3ae5b20..355c1c0 100644
--- a/arch/arm/mach-omap2/board-sdp-hsmmc.c
+++ b/arch/arm/mach-omap2/board-sdp-hsmmc.c
@@ -9,6 +9,7 @@
* published by the Free Software Foundation.
*/
#include <linux/err.h>
+#include <linux/io.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
@@ -17,7 +18,6 @@
#include <asm/hardware.h>
#include <asm/arch/mmc.h>
#include <asm/arch/board.h>
-#include <asm/io.h>
#if defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
@@ -31,7 +31,7 @@
#define TWL_GPIO_ISR1A 0x19
#define LDO_CLR 0x00
#define VSEL_S2_CLR 0x40
-#define GPIO_0_BIT_POS 1 << 0
+#define GPIO_0_BIT_POS (1 << 0)
#define MMC1_CD_IRQ 0
#define MMC2_CD_IRQ 1
@@ -51,27 +51,27 @@ static int sdp_mmc_late_init(struct device *dev)
* Configure TWL4030 GPIO parameters for MMC hotplug irq
*/
ret = twl4030_request_gpio(MMC1_CD_IRQ);
- if (ret != 0)
+ if (ret)
goto err;
ret = twl4030_set_gpio_edge_ctrl(MMC1_CD_IRQ,
TWL4030_GPIO_EDGE_RISING | TWL4030_GPIO_EDGE_FALLING);
- if (ret != 0)
+ if (ret)
goto err;
ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, 0x02,
TWL_GPIO_PUPDCTR1);
- if (ret != 0)
+ if (ret)
goto err;
ret = twl4030_set_gpio_debounce(MMC1_CD_IRQ, TWL4030_GPIO_IS_ENABLE);
- if (ret != 0)
+ if (ret)
goto err;
return ret;
+
err:
dev_err(dev, "Failed to configure TWL4030 GPIO IRQ\n");
-
return ret;
}
@@ -80,7 +80,7 @@ static void sdp_mmc_cleanup(struct device *dev)
int ret = 0;
ret = twl4030_free_gpio(MMC1_CD_IRQ);
- if (ret != 0)
+ if (ret)
dev_err(dev, "Failed to configure TWL4030 GPIO IRQ\n");
}
@@ -96,24 +96,25 @@ static int mask_cd_interrupt(int mask)
u8 reg = 0, ret = 0;
ret = twl4030_i2c_read_u8(TWL4030_MODULE_GPIO, ®, TWL_GPIO_IMR1A);
- if (ret != 0)
+ if (ret)
goto err;
reg = (mask == 1) ? (reg | GPIO_0_BIT_POS) : (reg & ~GPIO_0_BIT_POS);
ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, reg, TWL_GPIO_IMR1A);
- if (ret != 0)
+ if (ret)
goto err;
ret = twl4030_i2c_read_u8(TWL4030_MODULE_GPIO, ®, TWL_GPIO_ISR1A);
- if (ret != 0)
+ if (ret)
goto err;
reg = (mask == 1) ? (reg | GPIO_0_BIT_POS) : (reg & ~GPIO_0_BIT_POS);
ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, reg, TWL_GPIO_ISR1A);
- if (ret != 0)
+ if (ret)
goto err;
+
err:
return ret;
}
@@ -155,7 +156,7 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
#define OMAP2_CONTROL_PBIAS 0x48002520
#endif
- if (power_on == 1) {
+ if (power_on) {
if (cpu_is_omap24xx())
devconf = omap_readl(0x490022E8);
else
@@ -186,12 +187,12 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
P1_DEV_GRP, VMMC1_DEV_GRP);
- if (ret != 0)
+ if (ret)
goto err;
ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
vdd_sel, VMMC1_DEDICATED);
- if (ret != 0)
+ if (ret)
goto err;
msleep(100);
@@ -202,7 +203,7 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
return ret;
- } else if (power_on == 0) {
+ } else {
/* Power OFF */
/* For MMC1, Toggle PBIAS before every power up sequence */
@@ -210,24 +211,22 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
OMAP2_CONTROL_PBIAS);
ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
LDO_CLR, VMMC1_DEV_GRP);
- if (ret != 0)
+ if (ret)
goto err;
ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
VSEL_S2_CLR, VMMC1_DEDICATED);
- if (ret != 0)
+ if (ret)
goto err;
/* 100ms delay required for PBIAS configuration */
msleep(100);
omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) | 0x7,
OMAP2_CONTROL_PBIAS);
- } else {
- ret = -1;
- goto err;
}
return 0;
+
err:
return 1;
}
-- 1.5.3.GIT
^ permalink raw reply related [flat|nested] 8+ messages in thread* Re: [PATCH 1/2] ARM: OMAP: HSMMC: General code cleanup and cosmetic fixes
2008-04-18 20:29 ` Carlos Aguiar
@ 2008-04-21 18:05 ` Tony Lindgren
0 siblings, 0 replies; 8+ messages in thread
From: Tony Lindgren @ 2008-04-21 18:05 UTC (permalink / raw)
To: Carlos Aguiar; +Cc: linux-omap
* Carlos Aguiar <carlos.aguiar@indt.org.br> [080418 13:33]:
> From: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
>
> This patch makes the following general code cleanup and cosmetic fixes:
>
> - Use #include <linux/io.h> instead of <asm/io.h>, according to warning
> reported by scripts/checkpatch.pl on arch/arm/mach-omap2/board-sdp-hsmmc.c
>
> - Use if (power_on) instead of if (power_on == 1).
>
> - Use if (ret) instead of if (ret != 0).
>
> - Add an extra-line to separate labels.
Pushing.
Tony
> Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
> Acked-by: Anderson Lizardo <anderson.lizardo@indt.org.br>
> Acked-by: Eduardo Valentin <eduardo.valentin@indt.org.br>
> ---
> arch/arm/mach-omap2/board-sdp-hsmmc.c | 41 ++++++++++++++++-----------------
> 1 files changed, 20 insertions(+), 21 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/board-sdp-hsmmc.c b/arch/arm/mach-omap2/board-sdp-hsmmc.c
> index 3ae5b20..355c1c0 100644
> --- a/arch/arm/mach-omap2/board-sdp-hsmmc.c
> +++ b/arch/arm/mach-omap2/board-sdp-hsmmc.c
> @@ -9,6 +9,7 @@
> * published by the Free Software Foundation.
> */
> #include <linux/err.h>
> +#include <linux/io.h>
> #include <linux/module.h>
> #include <linux/platform_device.h>
> #include <linux/interrupt.h>
> @@ -17,7 +18,6 @@
> #include <asm/hardware.h>
> #include <asm/arch/mmc.h>
> #include <asm/arch/board.h>
> -#include <asm/io.h>
>
> #if defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
>
> @@ -31,7 +31,7 @@
> #define TWL_GPIO_ISR1A 0x19
> #define LDO_CLR 0x00
> #define VSEL_S2_CLR 0x40
> -#define GPIO_0_BIT_POS 1 << 0
> +#define GPIO_0_BIT_POS (1 << 0)
> #define MMC1_CD_IRQ 0
> #define MMC2_CD_IRQ 1
>
> @@ -51,27 +51,27 @@ static int sdp_mmc_late_init(struct device *dev)
> * Configure TWL4030 GPIO parameters for MMC hotplug irq
> */
> ret = twl4030_request_gpio(MMC1_CD_IRQ);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> ret = twl4030_set_gpio_edge_ctrl(MMC1_CD_IRQ,
> TWL4030_GPIO_EDGE_RISING | TWL4030_GPIO_EDGE_FALLING);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, 0x02,
> TWL_GPIO_PUPDCTR1);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> ret = twl4030_set_gpio_debounce(MMC1_CD_IRQ, TWL4030_GPIO_IS_ENABLE);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> return ret;
> +
> err:
> dev_err(dev, "Failed to configure TWL4030 GPIO IRQ\n");
> -
> return ret;
> }
>
> @@ -80,7 +80,7 @@ static void sdp_mmc_cleanup(struct device *dev)
> int ret = 0;
>
> ret = twl4030_free_gpio(MMC1_CD_IRQ);
> - if (ret != 0)
> + if (ret)
> dev_err(dev, "Failed to configure TWL4030 GPIO IRQ\n");
> }
>
> @@ -96,24 +96,25 @@ static int mask_cd_interrupt(int mask)
> u8 reg = 0, ret = 0;
>
> ret = twl4030_i2c_read_u8(TWL4030_MODULE_GPIO, ®, TWL_GPIO_IMR1A);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> reg = (mask == 1) ? (reg | GPIO_0_BIT_POS) : (reg & ~GPIO_0_BIT_POS);
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, reg, TWL_GPIO_IMR1A);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> ret = twl4030_i2c_read_u8(TWL4030_MODULE_GPIO, ®, TWL_GPIO_ISR1A);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> reg = (mask == 1) ? (reg | GPIO_0_BIT_POS) : (reg & ~GPIO_0_BIT_POS);
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, reg, TWL_GPIO_ISR1A);
> - if (ret != 0)
> + if (ret)
> goto err;
> +
> err:
> return ret;
> }
> @@ -155,7 +156,7 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
> #define OMAP2_CONTROL_PBIAS 0x48002520
> #endif
>
> - if (power_on == 1) {
> + if (power_on) {
> if (cpu_is_omap24xx())
> devconf = omap_readl(0x490022E8);
> else
> @@ -186,12 +187,12 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
> P1_DEV_GRP, VMMC1_DEV_GRP);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
> vdd_sel, VMMC1_DEDICATED);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> msleep(100);
> @@ -202,7 +203,7 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
>
> return ret;
>
> - } else if (power_on == 0) {
> + } else {
> /* Power OFF */
>
> /* For MMC1, Toggle PBIAS before every power up sequence */
> @@ -210,24 +211,22 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
> OMAP2_CONTROL_PBIAS);
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
> LDO_CLR, VMMC1_DEV_GRP);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
> VSEL_S2_CLR, VMMC1_DEDICATED);
> - if (ret != 0)
> + if (ret)
> goto err;
>
> /* 100ms delay required for PBIAS configuration */
> msleep(100);
> omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) | 0x7,
> OMAP2_CONTROL_PBIAS);
> - } else {
> - ret = -1;
> - goto err;
> }
>
> return 0;
> +
> err:
> return 1;
> }
> -- 1.5.3.GIT
>
^ permalink raw reply [flat|nested] 8+ messages in thread
* [PATCH 2/2] ARM: OMAP: HSMMC: Use macros instead of some magic constants.
2008-04-18 18:39 ` Tony Lindgren
2008-04-18 19:43 ` Carlos Aguiar
2008-04-18 20:29 ` Carlos Aguiar
@ 2008-04-18 20:29 ` Carlos Aguiar
2008-04-21 18:05 ` Tony Lindgren
2 siblings, 1 reply; 8+ messages in thread
From: Carlos Aguiar @ 2008-04-18 20:29 UTC (permalink / raw)
To: ext Tony Lindgren; +Cc: linux-omap
From: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
This patch makes arch/arm/mach-omap2/board-sdp-hsmmc.c file to use macros
instead of some magic constants.
Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
Signed-off-by: Francisco Alecrim <francisco.alecrim@indt.org.br>
Acked-by: Anderson Lizardo <anderson.lizardo@indt.org.br>
Acked-by: Eduardo Valentin <eduardo.valentin@indt.org.br>
---
arch/arm/mach-omap2/board-sdp-hsmmc.c | 55 +++++++++++++++++++++++---------
1 files changed, 39 insertions(+), 16 deletions(-)
diff --git a/arch/arm/mach-omap2/board-sdp-hsmmc.c b/arch/arm/mach-omap2/board-sdp-hsmmc.c
index 355c1c0..d21af87 100644
--- a/arch/arm/mach-omap2/board-sdp-hsmmc.c
+++ b/arch/arm/mach-omap2/board-sdp-hsmmc.c
@@ -35,6 +35,16 @@
#define MMC1_CD_IRQ 0
#define MMC2_CD_IRQ 1
+#define OMAP2_CONTROL_DEVCONF0 0x48002274
+#define OMAP2_CONTROL_DEVCONF1 0x490022E8
+
+#define OMAP2_CONTROL_DEVCONF0_LBCLK (1 << 24)
+#define OMAP2_CONTROL_DEVCONF1_ACTOV (1 << 31)
+
+#define OMAP2_CONTROL_PBIAS_VMODE (1 << 0)
+#define OMAP2_CONTROL_PBIAS_PWRDNZ (1 << 1)
+#define OMAP2_CONTROL_PBIAS_SCTRL (1 << 2)
+
static int sdp_mmc_card_detect(int irq)
{
return twl4030_get_gpio_datain(irq - IH_TWL4030_GPIO_BASE);
@@ -158,32 +168,36 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
if (power_on) {
if (cpu_is_omap24xx())
- devconf = omap_readl(0x490022E8);
+ devconf = omap_readl(OMAP2_CONTROL_DEVCONF1);
else
- devconf = omap_readl(0x48002274);
+ devconf = omap_readl(OMAP2_CONTROL_DEVCONF0);
switch (1 << vdd) {
case MMC_VDD_33_34:
case MMC_VDD_32_33:
vdd_sel = VSEL_3V;
if (cpu_is_omap24xx())
- devconf = (devconf | (1 << 31));
+ devconf |= OMAP2_CONTROL_DEVCONF1_ACTOV;
break;
case MMC_VDD_165_195:
vdd_sel = VSEL_18V;
if (cpu_is_omap24xx())
- devconf = (devconf & ~(1 << 31));
+ devconf &= ~OMAP2_CONTROL_DEVCONF1_ACTOV;
}
if (cpu_is_omap24xx())
- omap_writel(devconf, 0x490022E8);
+ omap_writel(devconf, OMAP2_CONTROL_DEVCONF1);
else
- omap_writel(devconf | 1 << 24, 0x48002274);
+ omap_writel(devconf | OMAP2_CONTROL_DEVCONF0_LBCLK,
+ OMAP2_CONTROL_DEVCONF0);
- omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) | 1 << 2,
- OMAP2_CONTROL_PBIAS);
- omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) & ~(1 << 1),
- OMAP2_CONTROL_PBIAS);
+ reg = omap_readl(OMAP2_CONTROL_PBIAS);
+ reg |= OMAP2_CONTROL_PBIAS_SCTRL;
+ omap_writel(reg, OMAP2_CONTROL_PBIAS);
+
+ reg = omap_readl(OMAP2_CONTROL_PBIAS);
+ reg &= ~OMAP2_CONTROL_PBIAS_PWRDNZ;
+ omap_writel(reg, OMAP2_CONTROL_PBIAS);
ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
P1_DEV_GRP, VMMC1_DEV_GRP);
@@ -197,8 +211,12 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
msleep(100);
reg = omap_readl(OMAP2_CONTROL_PBIAS);
- reg = (vdd_sel == VSEL_18V) ? ((reg | 0x6) & ~0x1)
- : (reg | 0x7);
+ reg |= (OMAP2_CONTROL_PBIAS_SCTRL |
+ OMAP2_CONTROL_PBIAS_PWRDNZ);
+ if (vdd_sel == VSEL_18V)
+ reg &= ~OMAP2_CONTROL_PBIAS_VMODE;
+ else
+ reg |= OMAP2_CONTROL_PBIAS_VMODE;
omap_writel(reg, OMAP2_CONTROL_PBIAS);
return ret;
@@ -207,8 +225,10 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
/* Power OFF */
/* For MMC1, Toggle PBIAS before every power up sequence */
- omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) & ~(1 << 1),
- OMAP2_CONTROL_PBIAS);
+ reg = omap_readl(OMAP2_CONTROL_PBIAS);
+ reg &= ~OMAP2_CONTROL_PBIAS_PWRDNZ;
+ omap_writel(reg, OMAP2_CONTROL_PBIAS);
+
ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
LDO_CLR, VMMC1_DEV_GRP);
if (ret)
@@ -221,8 +241,11 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
/* 100ms delay required for PBIAS configuration */
msleep(100);
- omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) | 0x7,
- OMAP2_CONTROL_PBIAS);
+ reg = omap_readl(OMAP2_CONTROL_PBIAS);
+ reg |= (OMAP2_CONTROL_PBIAS_VMODE |
+ OMAP2_CONTROL_PBIAS_PWRDNZ |
+ OMAP2_CONTROL_PBIAS_SCTRL);
+ omap_writel(reg, OMAP2_CONTROL_PBIAS);
}
return 0;
-- 1.5.3.GIT
^ permalink raw reply related [flat|nested] 8+ messages in thread* Re: [PATCH 2/2] ARM: OMAP: HSMMC: Use macros instead of some magic constants.
2008-04-18 20:29 ` [PATCH 2/2] ARM: OMAP: HSMMC: Use macros instead of some magic constants Carlos Aguiar
@ 2008-04-21 18:05 ` Tony Lindgren
0 siblings, 0 replies; 8+ messages in thread
From: Tony Lindgren @ 2008-04-21 18:05 UTC (permalink / raw)
To: Carlos Aguiar; +Cc: linux-omap
* Carlos Aguiar <carlos.aguiar@indt.org.br> [080418 13:33]:
> From: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
>
> This patch makes arch/arm/mach-omap2/board-sdp-hsmmc.c file to use macros
> instead of some magic constants.
Pushing.
Tony
> Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
> Signed-off-by: Francisco Alecrim <francisco.alecrim@indt.org.br>
> Acked-by: Anderson Lizardo <anderson.lizardo@indt.org.br>
> Acked-by: Eduardo Valentin <eduardo.valentin@indt.org.br>
> ---
> arch/arm/mach-omap2/board-sdp-hsmmc.c | 55 +++++++++++++++++++++++---------
> 1 files changed, 39 insertions(+), 16 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/board-sdp-hsmmc.c b/arch/arm/mach-omap2/board-sdp-hsmmc.c
> index 355c1c0..d21af87 100644
> --- a/arch/arm/mach-omap2/board-sdp-hsmmc.c
> +++ b/arch/arm/mach-omap2/board-sdp-hsmmc.c
> @@ -35,6 +35,16 @@
> #define MMC1_CD_IRQ 0
> #define MMC2_CD_IRQ 1
>
> +#define OMAP2_CONTROL_DEVCONF0 0x48002274
> +#define OMAP2_CONTROL_DEVCONF1 0x490022E8
> +
> +#define OMAP2_CONTROL_DEVCONF0_LBCLK (1 << 24)
> +#define OMAP2_CONTROL_DEVCONF1_ACTOV (1 << 31)
> +
> +#define OMAP2_CONTROL_PBIAS_VMODE (1 << 0)
> +#define OMAP2_CONTROL_PBIAS_PWRDNZ (1 << 1)
> +#define OMAP2_CONTROL_PBIAS_SCTRL (1 << 2)
> +
> static int sdp_mmc_card_detect(int irq)
> {
> return twl4030_get_gpio_datain(irq - IH_TWL4030_GPIO_BASE);
> @@ -158,32 +168,36 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
>
> if (power_on) {
> if (cpu_is_omap24xx())
> - devconf = omap_readl(0x490022E8);
> + devconf = omap_readl(OMAP2_CONTROL_DEVCONF1);
> else
> - devconf = omap_readl(0x48002274);
> + devconf = omap_readl(OMAP2_CONTROL_DEVCONF0);
>
> switch (1 << vdd) {
> case MMC_VDD_33_34:
> case MMC_VDD_32_33:
> vdd_sel = VSEL_3V;
> if (cpu_is_omap24xx())
> - devconf = (devconf | (1 << 31));
> + devconf |= OMAP2_CONTROL_DEVCONF1_ACTOV;
> break;
> case MMC_VDD_165_195:
> vdd_sel = VSEL_18V;
> if (cpu_is_omap24xx())
> - devconf = (devconf & ~(1 << 31));
> + devconf &= ~OMAP2_CONTROL_DEVCONF1_ACTOV;
> }
>
> if (cpu_is_omap24xx())
> - omap_writel(devconf, 0x490022E8);
> + omap_writel(devconf, OMAP2_CONTROL_DEVCONF1);
> else
> - omap_writel(devconf | 1 << 24, 0x48002274);
> + omap_writel(devconf | OMAP2_CONTROL_DEVCONF0_LBCLK,
> + OMAP2_CONTROL_DEVCONF0);
>
> - omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) | 1 << 2,
> - OMAP2_CONTROL_PBIAS);
> - omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) & ~(1 << 1),
> - OMAP2_CONTROL_PBIAS);
> + reg = omap_readl(OMAP2_CONTROL_PBIAS);
> + reg |= OMAP2_CONTROL_PBIAS_SCTRL;
> + omap_writel(reg, OMAP2_CONTROL_PBIAS);
> +
> + reg = omap_readl(OMAP2_CONTROL_PBIAS);
> + reg &= ~OMAP2_CONTROL_PBIAS_PWRDNZ;
> + omap_writel(reg, OMAP2_CONTROL_PBIAS);
>
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
> P1_DEV_GRP, VMMC1_DEV_GRP);
> @@ -197,8 +211,12 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
>
> msleep(100);
> reg = omap_readl(OMAP2_CONTROL_PBIAS);
> - reg = (vdd_sel == VSEL_18V) ? ((reg | 0x6) & ~0x1)
> - : (reg | 0x7);
> + reg |= (OMAP2_CONTROL_PBIAS_SCTRL |
> + OMAP2_CONTROL_PBIAS_PWRDNZ);
> + if (vdd_sel == VSEL_18V)
> + reg &= ~OMAP2_CONTROL_PBIAS_VMODE;
> + else
> + reg |= OMAP2_CONTROL_PBIAS_VMODE;
> omap_writel(reg, OMAP2_CONTROL_PBIAS);
>
> return ret;
> @@ -207,8 +225,10 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
> /* Power OFF */
>
> /* For MMC1, Toggle PBIAS before every power up sequence */
> - omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) & ~(1 << 1),
> - OMAP2_CONTROL_PBIAS);
> + reg = omap_readl(OMAP2_CONTROL_PBIAS);
> + reg &= ~OMAP2_CONTROL_PBIAS_PWRDNZ;
> + omap_writel(reg, OMAP2_CONTROL_PBIAS);
> +
> ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
> LDO_CLR, VMMC1_DEV_GRP);
> if (ret)
> @@ -221,8 +241,11 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
>
> /* 100ms delay required for PBIAS configuration */
> msleep(100);
> - omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) | 0x7,
> - OMAP2_CONTROL_PBIAS);
> + reg = omap_readl(OMAP2_CONTROL_PBIAS);
> + reg |= (OMAP2_CONTROL_PBIAS_VMODE |
> + OMAP2_CONTROL_PBIAS_PWRDNZ |
> + OMAP2_CONTROL_PBIAS_SCTRL);
> + omap_writel(reg, OMAP2_CONTROL_PBIAS);
> }
>
> return 0;
> -- 1.5.3.GIT
>
^ permalink raw reply [flat|nested] 8+ messages in thread
* [PATCH 2/2] ARM: OMAP: HSMMC: Use macros instead of some magic constants.
@ 2008-04-16 15:32 Carlos Aguiar
0 siblings, 0 replies; 8+ messages in thread
From: Carlos Aguiar @ 2008-04-16 15:32 UTC (permalink / raw)
To: Tony Lindgren; +Cc: linux-omap
From: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
This patch makes arch/arm/mach-omap2/board-sdp-hsmmc.c file to use macros
instead of some magic constants.
Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
Signed-off-by: Francisco Alecrim <francisco.alecrim@indt.org.br>
Acked-by: Anderson Lizardo <anderson.lizardo@indt.org.br>
Acked-by: Eduardo Valentin <eduardo.valentin@indt.org.br>
---
arch/arm/mach-omap2/board-sdp-hsmmc.c | 55 +++++++++++++++++++++++---------
1 files changed, 39 insertions(+), 16 deletions(-)
diff --git a/arch/arm/mach-omap2/board-sdp-hsmmc.c b/arch/arm/mach-omap2/board-sdp-hsmmc.c
index 71b6a21..d9a136e 100644
--- a/arch/arm/mach-omap2/board-sdp-hsmmc.c
+++ b/arch/arm/mach-omap2/board-sdp-hsmmc.c
@@ -35,6 +35,16 @@
#define MMC1_CD_IRQ 0
#define MMC2_CD_IRQ 1
+#define OMAP2_CONTROL_DEVCONF0 0x48002274
+#define OMAP2_CONTROL_DEVCONF1 0x490022E8
+
+#define OMAP2_CONTROL_DEVCONF0_LBCLK (1 << 24)
+#define OMAP2_CONTROL_DEVCONF1_ACTOV (1 << 31)
+
+#define OMAP2_CONTROL_PBIAS_VMODE (1 << 0)
+#define OMAP2_CONTROL_PBIAS_PWRDNZ (1 << 1)
+#define OMAP2_CONTROL_PBIAS_SCTRL (1 << 2)
+
static int sdp_mmc_card_detect(int irq)
{
return twl4030_get_gpio_datain(irq - IH_TWL4030_GPIO_BASE);
@@ -158,32 +168,36 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
if (power_on) {
if (cpu_is_omap24xx())
- devconf = omap_readl(0x490022E8);
+ devconf = omap_readl(OMAP2_CONTROL_DEVCONF1);
else
- devconf = omap_readl(0x48002274);
+ devconf = omap_readl(OMAP2_CONTROL_DEVCONF0);
switch (1 << vdd) {
case MMC_VDD_33_34:
case MMC_VDD_32_33:
vdd_sel = VSEL_3V;
if (cpu_is_omap24xx())
- devconf = (devconf | (1 << 31));
+ devconf |= OMAP2_CONTROL_DEVCONF1_ACTOV;
break;
case MMC_VDD_165_195:
vdd_sel = VSEL_18V;
if (cpu_is_omap24xx())
- devconf = (devconf & ~(1 << 31));
+ devconf &= ~OMAP2_CONTROL_DEVCONF1_ACTOV;
}
if (cpu_is_omap24xx())
- omap_writel(devconf, 0x490022E8);
+ omap_writel(devconf, OMAP2_CONTROL_DEVCONF1);
else
- omap_writel(devconf | 1 << 24, 0x48002274);
+ omap_writel(devconf | OMAP2_CONTROL_DEVCONF0_LBCLK,
+ OMAP2_CONTROL_DEVCONF0);
- omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) | 1 << 2,
- OMAP2_CONTROL_PBIAS);
- omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) & ~(1 << 1),
- OMAP2_CONTROL_PBIAS);
+ reg = omap_readl(OMAP2_CONTROL_PBIAS);
+ reg |= OMAP2_CONTROL_PBIAS_SCTRL;
+ omap_writel(reg, OMAP2_CONTROL_PBIAS);
+
+ reg = omap_readl(OMAP2_CONTROL_PBIAS);
+ reg &= ~OMAP2_CONTROL_PBIAS_PWRDNZ;
+ omap_writel(reg, OMAP2_CONTROL_PBIAS);
ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
P1_DEV_GRP, VMMC1_DEV_GRP);
@@ -197,8 +211,12 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
msleep(100);
reg = omap_readl(OMAP2_CONTROL_PBIAS);
- reg = (vdd_sel == VSEL_18V) ? ((reg | 0x6) & ~0x1)
- : (reg | 0x7);
+ reg |= (OMAP2_CONTROL_PBIAS_SCTRL |
+ OMAP2_CONTROL_PBIAS_PWRDNZ);
+ if (vdd_sel == VSEL_18V)
+ reg &= ~OMAP2_CONTROL_PBIAS_VMODE;
+ else
+ reg |= OMAP2_CONTROL_PBIAS_VMODE;
omap_writel(reg, OMAP2_CONTROL_PBIAS);
return ret;
@@ -207,8 +225,10 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
/* Power OFF */
/* For MMC1, Toggle PBIAS before every power up sequence */
- omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) & ~(1 << 1),
- OMAP2_CONTROL_PBIAS);
+ reg = omap_readl(OMAP2_CONTROL_PBIAS);
+ reg &= ~OMAP2_CONTROL_PBIAS_PWRDNZ;
+ omap_writel(reg, OMAP2_CONTROL_PBIAS);
+
ret = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
LDO_CLR, VMMC1_DEV_GRP);
if (ret)
@@ -221,8 +241,11 @@ static int sdp_mmc_set_power(struct device *dev, int slot, int power_on,
/* 100ms delay required for PBIAS configuration */
msleep(100);
- omap_writel(omap_readl(OMAP2_CONTROL_PBIAS) | 0x7,
- OMAP2_CONTROL_PBIAS);
+ reg = omap_readl(OMAP2_CONTROL_PBIAS);
+ reg |= (OMAP2_CONTROL_PBIAS_VMODE |
+ OMAP2_CONTROL_PBIAS_PWRDNZ |
+ OMAP2_CONTROL_PBIAS_SCTRL);
+ omap_writel(reg, OMAP2_CONTROL_PBIAS);
}
return 0;
-- 1.5.3.GIT
^ permalink raw reply related [flat|nested] 8+ messages in thread
end of thread, other threads:[~2008-04-21 18:06 UTC | newest]
Thread overview: 8+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2008-04-16 15:32 [PATCH 1/2] ARM: OMAP: HSMMC: General code cleanup and cosmetic fixes Carlos Aguiar
2008-04-18 18:39 ` Tony Lindgren
2008-04-18 19:43 ` Carlos Aguiar
2008-04-18 20:29 ` Carlos Aguiar
2008-04-21 18:05 ` Tony Lindgren
2008-04-18 20:29 ` [PATCH 2/2] ARM: OMAP: HSMMC: Use macros instead of some magic constants Carlos Aguiar
2008-04-21 18:05 ` Tony Lindgren
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2008-04-16 15:32 Carlos Aguiar
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