* [PATCH 06/10] ARM: S5PV210: Add SMDKV210 board support file
@ 2010-01-19 2:28 Kukjin Kim
2010-01-19 3:50 ` Ben Dooks
0 siblings, 1 reply; 2+ messages in thread
From: Kukjin Kim @ 2010-01-19 2:28 UTC (permalink / raw)
To: linux-samsung-soc; +Cc: ben-linux, Kukjin Kim
This patch adds SMDKV210 board support file.
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
---
arch/arm/mach-s5pv210/mach-smdkv210.c | 121 +++++++++++++++++++++++++++++++++
1 files changed, 121 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-s5pv210/mach-smdkv210.c
diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c
new file mode 100644
index 0000000..be78597
--- /dev/null
+++ b/arch/arm/mach-s5pv210/mach-smdkv210.c
@@ -0,0 +1,121 @@
+/* linux/arch/arm/mach-s5pv210/mach-smdkv210.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/serial_core.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+
+#include <mach/map.h>
+#include <mach/regs-clock.h>
+
+#include <plat/regs-serial.h>
+#include <plat/s5pv210.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+/* Following are default values for UCON, ULCON and UFCON UART registers */
+#define S5PV210_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
+ S3C2410_UCON_RXILEVEL | \
+ S3C2410_UCON_TXIRQMODE | \
+ S3C2410_UCON_RXIRQMODE | \
+ S3C2410_UCON_RXFIFO_TOI | \
+ S3C2443_UCON_RXERR_IRQEN)
+
+#define S5PV210_ULCON_DEFAULT S3C2410_LCON_CS8
+
+#define S5PV210_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
+ S5PV210_UFCON_TXTRIG4 | \
+ S5PV210_UFCON_RXTRIG4)
+
+static struct s3c2410_uartcfg smdkv210_uartcfgs[] __initdata = {
+ [0] = {
+ .hwport = 0,
+ .flags = 0,
+ .ucon = S5PV210_UCON_DEFAULT,
+ .ulcon = S5PV210_ULCON_DEFAULT,
+ .ufcon = S5PV210_UFCON_DEFAULT,
+ },
+ [1] = {
+ .hwport = 1,
+ .flags = 0,
+ .ucon = S5PV210_UCON_DEFAULT,
+ .ulcon = S5PV210_ULCON_DEFAULT,
+ .ufcon = S5PV210_UFCON_DEFAULT,
+ },
+ [2] = {
+ .hwport = 2,
+ .flags = 0,
+ .ucon = S5PV210_UCON_DEFAULT,
+ .ulcon = S5PV210_ULCON_DEFAULT,
+ .ufcon = S5PV210_UFCON_DEFAULT,
+ },
+ [3] = {
+ .hwport = 3,
+ .flags = 0,
+ .ucon = S5PV210_UCON_DEFAULT,
+ .ulcon = S5PV210_ULCON_DEFAULT,
+ .ufcon = S5PV210_UFCON_DEFAULT,
+ },
+};
+
+static struct platform_device *smdkv210_devices[] __initdata = {
+};
+
+static void __init smdkv210_map_io(void)
+{
+ s5p_init_io(NULL, 0, S5P_VA_CHIPID);
+ s3c24xx_init_clocks(24000000);
+ s3c24xx_init_uarts(smdkv210_uartcfgs, ARRAY_SIZE(smdkv210_uartcfgs));
+}
+
+static void __init smdkv210_machine_init(void)
+{
+ platform_add_devices(smdkv210_devices, ARRAY_SIZE(smdkv210_devices));
+}
+
+static void __init smdkv210_fixup(struct machine_desc *desc, struct tag *tags,
+ char **cmdline, struct meminfo *mi)
+{
+ mi->bank[0].start = 0x20000000;
+ mi->bank[0].size = 256 * SZ_1M;
+ mi->bank[0].node = 0;
+
+ mi->bank[1].start = 0x30000000;
+ mi->bank[1].size = 256 * SZ_1M;
+ mi->bank[1].node = 1;
+
+ mi->bank[2].start = 0x40000000;
+ mi->bank[2].size = 256 * SZ_1M;
+ mi->bank[2].node = 2;
+
+ mi->bank[3].start = 0x50000000;
+ mi->bank[3].size = 256 * SZ_1M;
+ mi->bank[3].node = 3;
+
+ mi->nr_banks = 4;
+}
+
+MACHINE_START(SMDKV210, "SMDKV210")
+ /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
+ .phys_io = S5P_PA_UART & 0xfff00000,
+ .io_pg_offst = (((u32)S5P_VA_UART) >> 18) & 0xfffc,
+ .boot_params = S5P_PA_SDRAM + 0x100,
+ .fixup = smdkv210_fixup,
+ .init_irq = s5pv210_init_irq,
+ .map_io = smdkv210_map_io,
+ .init_machine = smdkv210_machine_init,
+ .timer = &s3c24xx_timer,
+MACHINE_END
--
1.6.2.5
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH 06/10] ARM: S5PV210: Add SMDKV210 board support file
2010-01-19 2:28 [PATCH 06/10] ARM: S5PV210: Add SMDKV210 board support file Kukjin Kim
@ 2010-01-19 3:50 ` Ben Dooks
0 siblings, 0 replies; 2+ messages in thread
From: Ben Dooks @ 2010-01-19 3:50 UTC (permalink / raw)
To: Kukjin Kim; +Cc: linux-samsung-soc, ben-linux
On Tue, Jan 19, 2010 at 11:28:07AM +0900, Kukjin Kim wrote:
> This patch adds SMDKV210 board support file.
>
> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
> ---
> arch/arm/mach-s5pv210/mach-smdkv210.c | 121 +++++++++++++++++++++++++++++++++
> 1 files changed, 121 insertions(+), 0 deletions(-)
> create mode 100644 arch/arm/mach-s5pv210/mach-smdkv210.c
>
> diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c
> new file mode 100644
> index 0000000..be78597
> --- /dev/null
> +++ b/arch/arm/mach-s5pv210/mach-smdkv210.c
> @@ -0,0 +1,121 @@
> +/* linux/arch/arm/mach-s5pv210/mach-smdkv210.c
> + *
> + * Copyright (c) 2010 Samsung Electronics Co., Ltd.
> + * http://www.samsung.com/
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> +*/
> +
> +#include <linux/kernel.h>
> +#include <linux/types.h>
> +#include <linux/init.h>
> +#include <linux/serial_core.h>
> +
> +#include <asm/mach/arch.h>
> +#include <asm/mach/map.h>
> +#include <asm/setup.h>
> +#include <asm/mach-types.h>
> +
> +#include <mach/map.h>
> +#include <mach/regs-clock.h>
> +
> +#include <plat/regs-serial.h>
> +#include <plat/s5pv210.h>
> +#include <plat/devs.h>
> +#include <plat/cpu.h>
> +
> +/* Following are default values for UCON, ULCON and UFCON UART registers */
> +#define S5PV210_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
> + S3C2410_UCON_RXILEVEL | \
> + S3C2410_UCON_TXIRQMODE | \
> + S3C2410_UCON_RXIRQMODE | \
> + S3C2410_UCON_RXFIFO_TOI | \
> + S3C2443_UCON_RXERR_IRQEN)
> +
> +#define S5PV210_ULCON_DEFAULT S3C2410_LCON_CS8
> +
> +#define S5PV210_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
> + S5PV210_UFCON_TXTRIG4 | \
> + S5PV210_UFCON_RXTRIG4)
> +
> +static struct s3c2410_uartcfg smdkv210_uartcfgs[] __initdata = {
> + [0] = {
> + .hwport = 0,
> + .flags = 0,
> + .ucon = S5PV210_UCON_DEFAULT,
> + .ulcon = S5PV210_ULCON_DEFAULT,
> + .ufcon = S5PV210_UFCON_DEFAULT,
> + },
> + [1] = {
> + .hwport = 1,
> + .flags = 0,
> + .ucon = S5PV210_UCON_DEFAULT,
> + .ulcon = S5PV210_ULCON_DEFAULT,
> + .ufcon = S5PV210_UFCON_DEFAULT,
> + },
> + [2] = {
> + .hwport = 2,
> + .flags = 0,
> + .ucon = S5PV210_UCON_DEFAULT,
> + .ulcon = S5PV210_ULCON_DEFAULT,
> + .ufcon = S5PV210_UFCON_DEFAULT,
> + },
> + [3] = {
> + .hwport = 3,
> + .flags = 0,
> + .ucon = S5PV210_UCON_DEFAULT,
> + .ulcon = S5PV210_ULCON_DEFAULT,
> + .ufcon = S5PV210_UFCON_DEFAULT,
> + },
> +};
> +
> +static struct platform_device *smdkv210_devices[] __initdata = {
> +};
> +
> +static void __init smdkv210_map_io(void)
> +{
> + s5p_init_io(NULL, 0, S5P_VA_CHIPID);
> + s3c24xx_init_clocks(24000000);
> + s3c24xx_init_uarts(smdkv210_uartcfgs, ARRAY_SIZE(smdkv210_uartcfgs));
> +}
> +
> +static void __init smdkv210_machine_init(void)
> +{
> + platform_add_devices(smdkv210_devices, ARRAY_SIZE(smdkv210_devices));
> +}
> +
> +static void __init smdkv210_fixup(struct machine_desc *desc, struct tag *tags,
> + char **cmdline, struct meminfo *mi)
> +{
> + mi->bank[0].start = 0x20000000;
> + mi->bank[0].size = 256 * SZ_1M;
> + mi->bank[0].node = 0;
> +
> + mi->bank[1].start = 0x30000000;
> + mi->bank[1].size = 256 * SZ_1M;
> + mi->bank[1].node = 1;
> +
> + mi->bank[2].start = 0x40000000;
> + mi->bank[2].size = 256 * SZ_1M;
> + mi->bank[2].node = 2;
> +
> + mi->bank[3].start = 0x50000000;
> + mi->bank[3].size = 256 * SZ_1M;
> + mi->bank[3].node = 3;
> +
> + mi->nr_banks = 4;
> +}
You should check whether the bootloader passed valid data or not, and
thus avoid re-setting it if it did. I think a big warning here to say
if the data wasn't valid as any bootloader authour who isn't passing
this information should be re-educated (and not given any cookies).
> +MACHINE_START(SMDKV210, "SMDKV210")
> + /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
> + .phys_io = S5P_PA_UART & 0xfff00000,
> + .io_pg_offst = (((u32)S5P_VA_UART) >> 18) & 0xfffc,
> + .boot_params = S5P_PA_SDRAM + 0x100,
> + .fixup = smdkv210_fixup,
> + .init_irq = s5pv210_init_irq,
> + .map_io = smdkv210_map_io,
> + .init_machine = smdkv210_machine_init,
> + .timer = &s3c24xx_timer,
> +MACHINE_END
> --
> 1.6.2.5
>
--
--
Ben
Q: What's a light-year?
A: One-third less calories than a regular year.
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