From: s.hauer@pengutronix.de (Sascha Hauer)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 26/40] ARM i.MX3: Make ccm base address a variable
Date: Tue, 10 Apr 2012 15:45:39 +0200 [thread overview]
Message-ID: <1334065553-7565-27-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1334065553-7565-1-git-send-email-s.hauer@pengutronix.de>
Instead of having a cpu_is_* in each ccm register access it
is mor efficient to make it a variable.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/mach-imx/crmregs-imx3.h | 79 +++++++++++++++++++-------------------
arch/arm/mach-imx/mm-imx3.c | 6 +++
arch/arm/mach-imx/pm-imx3.c | 4 +-
3 files changed, 47 insertions(+), 42 deletions(-)
diff --git a/arch/arm/mach-imx/crmregs-imx3.h b/arch/arm/mach-imx/crmregs-imx3.h
index 5314127..a1dfde5 100644
--- a/arch/arm/mach-imx/crmregs-imx3.h
+++ b/arch/arm/mach-imx/crmregs-imx3.h
@@ -24,48 +24,47 @@
#define CKIH_CLK_FREQ_27MHZ 27000000
#define CKIL_CLK_FREQ 32768
-#define MXC_CCM_BASE (cpu_is_mx31() ? \
-MX31_IO_ADDRESS(MX31_CCM_BASE_ADDR) : MX35_IO_ADDRESS(MX35_CCM_BASE_ADDR))
+extern void __iomem *mx3_ccm_base;
/* Register addresses */
-#define MXC_CCM_CCMR (MXC_CCM_BASE + 0x00)
-#define MXC_CCM_PDR0 (MXC_CCM_BASE + 0x04)
-#define MXC_CCM_PDR1 (MXC_CCM_BASE + 0x08)
-#define MX35_CCM_PDR2 (MXC_CCM_BASE + 0x0C)
-#define MXC_CCM_RCSR (MXC_CCM_BASE + 0x0C)
-#define MX35_CCM_PDR3 (MXC_CCM_BASE + 0x10)
-#define MXC_CCM_MPCTL (MXC_CCM_BASE + 0x10)
-#define MX35_CCM_PDR4 (MXC_CCM_BASE + 0x14)
-#define MXC_CCM_UPCTL (MXC_CCM_BASE + 0x14)
-#define MX35_CCM_RCSR (MXC_CCM_BASE + 0x18)
-#define MXC_CCM_SRPCTL (MXC_CCM_BASE + 0x18)
-#define MX35_CCM_MPCTL (MXC_CCM_BASE + 0x1C)
-#define MXC_CCM_COSR (MXC_CCM_BASE + 0x1C)
-#define MX35_CCM_PPCTL (MXC_CCM_BASE + 0x20)
-#define MXC_CCM_CGR0 (MXC_CCM_BASE + 0x20)
-#define MX35_CCM_ACMR (MXC_CCM_BASE + 0x24)
-#define MXC_CCM_CGR1 (MXC_CCM_BASE + 0x24)
-#define MX35_CCM_COSR (MXC_CCM_BASE + 0x28)
-#define MXC_CCM_CGR2 (MXC_CCM_BASE + 0x28)
-#define MX35_CCM_CGR0 (MXC_CCM_BASE + 0x2C)
-#define MXC_CCM_WIMR (MXC_CCM_BASE + 0x2C)
-#define MX35_CCM_CGR1 (MXC_CCM_BASE + 0x30)
-#define MXC_CCM_LDC (MXC_CCM_BASE + 0x30)
-#define MX35_CCM_CGR2 (MXC_CCM_BASE + 0x34)
-#define MXC_CCM_DCVR0 (MXC_CCM_BASE + 0x34)
-#define MX35_CCM_CGR3 (MXC_CCM_BASE + 0x38)
-#define MXC_CCM_DCVR1 (MXC_CCM_BASE + 0x38)
-#define MXC_CCM_DCVR2 (MXC_CCM_BASE + 0x3C)
-#define MXC_CCM_DCVR3 (MXC_CCM_BASE + 0x40)
-#define MXC_CCM_LTR0 (MXC_CCM_BASE + 0x44)
-#define MXC_CCM_LTR1 (MXC_CCM_BASE + 0x48)
-#define MXC_CCM_LTR2 (MXC_CCM_BASE + 0x4C)
-#define MXC_CCM_LTR3 (MXC_CCM_BASE + 0x50)
-#define MXC_CCM_LTBR0 (MXC_CCM_BASE + 0x54)
-#define MXC_CCM_LTBR1 (MXC_CCM_BASE + 0x58)
-#define MXC_CCM_PMCR0 (MXC_CCM_BASE + 0x5C)
-#define MXC_CCM_PMCR1 (MXC_CCM_BASE + 0x60)
-#define MXC_CCM_PDR2 (MXC_CCM_BASE + 0x64)
+#define MXC_CCM_CCMR 0x00
+#define MXC_CCM_PDR0 0x04
+#define MXC_CCM_PDR1 0x08
+#define MX35_CCM_PDR2 0x0C
+#define MXC_CCM_RCSR 0x0C
+#define MX35_CCM_PDR3 0x10
+#define MXC_CCM_MPCTL 0x10
+#define MX35_CCM_PDR4 0x14
+#define MXC_CCM_UPCTL 0x14
+#define MX35_CCM_RCSR 0x18
+#define MXC_CCM_SRPCTL 0x18
+#define MX35_CCM_MPCTL 0x1C
+#define MXC_CCM_COSR 0x1C
+#define MX35_CCM_PPCTL 0x20
+#define MXC_CCM_CGR0 0x20
+#define MX35_CCM_ACMR 0x24
+#define MXC_CCM_CGR1 0x24
+#define MX35_CCM_COSR 0x28
+#define MXC_CCM_CGR2 0x28
+#define MX35_CCM_CGR0 0x2C
+#define MXC_CCM_WIMR 0x2C
+#define MX35_CCM_CGR1 0x30
+#define MXC_CCM_LDC 0x30
+#define MX35_CCM_CGR2 0x34
+#define MXC_CCM_DCVR0 0x34
+#define MX35_CCM_CGR3 0x38
+#define MXC_CCM_DCVR1 0x38
+#define MXC_CCM_DCVR2 0x3C
+#define MXC_CCM_DCVR3 0x40
+#define MXC_CCM_LTR0 0x44
+#define MXC_CCM_LTR1 0x48
+#define MXC_CCM_LTR2 0x4C
+#define MXC_CCM_LTR3 0x50
+#define MXC_CCM_LTBR0 0x54
+#define MXC_CCM_LTBR1 0x58
+#define MXC_CCM_PMCR0 0x5C
+#define MXC_CCM_PMCR1 0x60
+#define MXC_CCM_PDR2 0x64
/* Register bit definitions */
#define MXC_CCM_CCMR_WBEN (1 << 27)
diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c
index 7412738..57b39f8 100644
--- a/arch/arm/mach-imx/mm-imx3.c
+++ b/arch/arm/mach-imx/mm-imx3.c
@@ -31,6 +31,10 @@
#include <mach/iomux-v3.h>
#include <mach/irqs.h>
+#include "crmregs-imx3.h"
+
+void __iomem *mx3_ccm_base;
+
static void imx3_idle(void)
{
unsigned long reg = 0;
@@ -137,6 +141,7 @@ void __init imx31_init_early(void)
mxc_arch_reset_init(MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
arch_ioremap_caller = imx3_ioremap_caller;
arm_pm_idle = imx3_idle;
+ mx3_ccm_base = MX31_IO_ADDRESS(MX31_CCM_BASE_ADDR);
}
void __init mx31_init_irq(void)
@@ -210,6 +215,7 @@ void __init imx35_init_early(void)
mxc_arch_reset_init(MX35_IO_ADDRESS(MX35_WDOG_BASE_ADDR));
arm_pm_idle = imx3_idle;
arch_ioremap_caller = imx3_ioremap_caller;
+ mx3_ccm_base = MX35_IO_ADDRESS(MX35_CCM_BASE_ADDR);
}
void __init mx35_init_irq(void)
diff --git a/arch/arm/mach-imx/pm-imx3.c b/arch/arm/mach-imx/pm-imx3.c
index b375243..822103b 100644
--- a/arch/arm/mach-imx/pm-imx3.c
+++ b/arch/arm/mach-imx/pm-imx3.c
@@ -21,14 +21,14 @@
*/
void mx3_cpu_lp_set(enum mx3_cpu_pwr_mode mode)
{
- int reg = __raw_readl(MXC_CCM_CCMR);
+ int reg = __raw_readl(mx3_ccm_base + MXC_CCM_CCMR);
reg &= ~MXC_CCM_CCMR_LPM_MASK;
switch (mode) {
case MX3_WAIT:
if (cpu_is_mx35())
reg |= MXC_CCM_CCMR_LPM_WAIT_MX35;
- __raw_writel(reg, MXC_CCM_CCMR);
+ __raw_writel(reg, mx3_ccm_base + MXC_CCM_CCMR);
break;
default:
pr_err("Unknown cpu power mode: %d\n", mode);
--
1.7.9.5
next prev parent reply other threads:[~2012-04-10 13:45 UTC|newest]
Thread overview: 101+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-10 13:45 Convert i.MX architecture to generic clock framework Sascha Hauer
2012-04-10 13:45 ` [PATCH 01/40] clkdev: add clkname to struct clk_lookup Sascha Hauer
2012-04-10 14:30 ` Russell King - ARM Linux
2012-04-10 16:11 ` Sascha Hauer
2012-04-11 1:11 ` Richard Zhao
2012-04-11 8:24 ` Mark Brown
2012-04-11 8:45 ` Richard Zhao
2012-04-11 9:15 ` Mark Brown
2012-04-11 9:21 ` Russell King - ARM Linux
2012-04-11 9:32 ` Mark Brown
2012-04-11 9:41 ` Russell King - ARM Linux
2012-04-11 10:31 ` Mark Brown
2012-04-11 11:43 ` Russell King - ARM Linux
2012-04-12 16:33 ` Mark Brown
2012-04-11 9:20 ` Russell King - ARM Linux
2012-04-11 9:42 ` Sascha Hauer
2012-04-11 9:47 ` Russell King - ARM Linux
2012-04-13 3:33 ` Viresh Kumar
2012-04-13 4:17 ` Shawn Guo
2012-04-13 5:06 ` Viresh Kumar
2012-04-13 5:22 ` Shawn Guo
2012-04-13 8:59 ` Mark Brown
2012-04-13 9:10 ` Viresh Kumar
2012-04-13 9:17 ` Richard Zhao
2012-04-13 9:26 ` Russell King - ARM Linux
2012-04-13 9:27 ` Viresh Kumar
2012-04-13 9:36 ` Russell King - ARM Linux
2012-04-13 10:02 ` Viresh Kumar
2012-04-13 10:08 ` Mark Brown
2012-04-13 10:20 ` Russell King - ARM Linux
2012-04-13 10:43 ` Viresh Kumar
2012-04-13 23:19 ` Turquette, Mike
2012-04-24 2:17 ` Richard Zhao
2012-04-10 13:45 ` [PATCH 02/40] clk: add a fixed factor clock Sascha Hauer
2012-04-17 10:15 ` Viresh Kumar
2012-04-19 3:48 ` Viresh Kumar
2012-04-19 6:16 ` Domenico Andreoli
2012-04-19 6:19 ` Viresh Kumar
2012-04-19 6:45 ` Sascha Hauer
2012-04-10 13:45 ` [PATCH 03/40] clk: declare clk_ops of basic clks in clk-provider.h Sascha Hauer
2012-04-10 13:45 ` [PATCH 04/40] dmaengine i.MX SDMA: do not depend on grouped clocks Sascha Hauer
2012-04-10 13:45 ` [PATCH 05/40] spi i.MX: " Sascha Hauer
2012-04-10 13:45 ` [PATCH 06/40] video imxfb: " Sascha Hauer
2012-04-10 13:45 ` [PATCH 07/40] net fec: " Sascha Hauer
2012-04-10 13:45 ` [PATCH 08/40] mmc mxcmmc: " Sascha Hauer
2012-04-10 13:45 ` [PATCH 09/40] mmc sdhc i.MX: " Sascha Hauer
2012-04-20 2:06 ` Richard Zhao
2012-04-20 2:42 ` Richard Zhao
2012-04-10 13:45 ` [PATCH 10/40] serial " Sascha Hauer
2012-04-10 13:45 ` [PATCH 11/40] mtd mxc_nand: prepare/unprepare clock Sascha Hauer
2012-04-10 13:45 ` [PATCH 12/40] USB ehci mxc: " Sascha Hauer
2012-04-10 13:45 ` [PATCH 13/40] w1 i.MX: " Sascha Hauer
2012-04-10 13:45 ` [PATCH 14/40] watchdog imx2: prepare clk before enabling it Sascha Hauer
2012-04-10 13:45 ` [PATCH 15/40] media mx3 camera: " Sascha Hauer
2012-04-10 13:45 ` [PATCH 16/40] dmaengine i.MX ipu: clk_prepare/unprepare clock Sascha Hauer
2012-04-10 13:45 ` [PATCH 17/40] ARM i.MX5: prepare gpc_dvfs_clk Sascha Hauer
2012-04-10 13:45 ` [PATCH 18/40] ARM i.MX: prepare for common clock framework Sascha Hauer
2012-04-10 13:45 ` [PATCH 19/40] ARM i.MX timer: request correct clock Sascha Hauer
2012-04-10 13:45 ` [PATCH 20/40] ARM i.MX: Add common clock support for pllv1 Sascha Hauer
2012-04-10 13:45 ` [PATCH 21/40] ARM i.MX: Add common clock support for pllv2 Sascha Hauer
2012-04-10 13:45 ` [PATCH 22/40] ARM: imx: add common clock support for pllv3 Sascha Hauer
2012-04-10 13:45 ` [PATCH 23/40] ARM i.MX: Add common clock support for 2bit gate Sascha Hauer
2012-04-19 7:00 ` Shawn Guo
2012-04-19 7:15 ` Richard Zhao
2012-04-19 7:26 ` Lei Wen
2012-04-19 7:52 ` Domenico Andreoli
2012-04-10 13:45 ` [PATCH 24/40] ARM: imx: add common clock support for pfd Sascha Hauer
2012-04-10 13:45 ` [PATCH 25/40] ARM: imx: add common clock support for clk busy Sascha Hauer
2012-04-10 18:59 ` Stephen Boyd
2012-04-11 6:53 ` Sascha Hauer
2012-04-11 22:21 ` Stephen Boyd
2012-04-12 3:30 ` Shawn Guo
2012-04-12 1:50 ` Richard Zhao
2012-04-12 2:44 ` Shawn Guo
2012-04-13 2:09 ` [PATCH] ARM: imx: remove clk_hw from clk_busy Shawn Guo
2012-04-13 14:34 ` Sascha Hauer
2012-04-10 13:45 ` Sascha Hauer [this message]
2012-04-10 13:45 ` [PATCH 27/40] ARM i.MX25: implement clocks using common clock framework Sascha Hauer
2012-04-10 20:10 ` Roberto Nibali
2012-04-10 20:45 ` Fabio Estevam
2012-04-11 7:01 ` Roberto Nibali
2012-04-10 13:45 ` [PATCH 28/40] ARM i.MX1: " Sascha Hauer
2012-04-16 21:07 ` Sascha Hauer
2012-04-10 13:45 ` [PATCH 29/40] ARM i.MX21: " Sascha Hauer
2012-04-10 13:45 ` [PATCH 30/40] ARM i.MX27: " Sascha Hauer
2012-04-10 13:45 ` [PATCH 31/40] ARM i.MX31: " Sascha Hauer
2012-04-10 13:45 ` [PATCH 32/40] ARM i.MX5: " Sascha Hauer
2012-04-23 6:39 ` Richard Zhao
2012-04-23 6:54 ` Sascha Hauer
2012-04-23 7:28 ` Richard Zhao
2012-04-10 13:45 ` [PATCH 33/40] ARM i.MX35: " Sascha Hauer
2012-04-10 13:45 ` [PATCH 34/40] ARM: imx6: " Sascha Hauer
2012-04-18 11:33 ` Sascha Hauer
2012-04-19 13:56 ` Shawn Guo
2012-04-19 14:06 ` Sascha Hauer
2012-04-10 13:45 ` [PATCH 35/40] ARM i.MX: remove now unused old clock support Sascha Hauer
2012-04-10 13:45 ` [PATCH 36/40] ARM i.MX pllv1: move mxc_decode_pll to its only user Sascha Hauer
2012-04-10 13:45 ` [PATCH 37/40] ARM i.MX: remove unused legacy clock support Sascha Hauer
2012-04-10 13:45 ` [PATCH 38/40] USB gadget i.MX: fix clock handling Sascha Hauer
2012-04-10 13:45 ` [PATCH 39/40] USB ehci i.MX: Fix " Sascha Hauer
2012-04-10 13:45 ` [PATCH 40/40] ARM i.MX: Remove now unused struct clk argument from mxc_timer_init Sascha Hauer
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