lkml.org 
[lkml]   [2019]   [Oct]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 29/36] ARM: s3c: cpufreq: split out registers
Date
Each of the cpufreq drivers uses a fixed set of register
bits, copy those definitions into the drivers to avoid
including mach/regs-clock.h.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
drivers/cpufreq/s3c2410-cpufreq.c | 11 +++++++++--
drivers/cpufreq/s3c2412-cpufreq.c | 20 +++++++++++++++++++-
drivers/cpufreq/s3c2440-cpufreq.c | 24 ++++++++++++++++++++++--
drivers/cpufreq/s3c24xx-cpufreq.c | 4 +++-
4 files changed, 53 insertions(+), 6 deletions(-)

diff --git a/drivers/cpufreq/s3c2410-cpufreq.c b/drivers/cpufreq/s3c2410-cpufreq.c
index 0c4f2ccd7e22..5c6cb590b63f 100644
--- a/drivers/cpufreq/s3c2410-cpufreq.c
+++ b/drivers/cpufreq/s3c2410-cpufreq.c
@@ -20,11 +20,18 @@
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

-#include <mach/regs-clock.h>
-
#include <plat/cpu.h>
#include <plat/cpu-freq-core.h>

+#include <mach/map.h>
+
+#define S3C2410_CLKREG(x) ((x) + S3C24XX_VA_CLKPWR)
+
+#define S3C2410_CLKDIVN S3C2410_CLKREG(0x14)
+
+#define S3C2410_CLKDIVN_PDIVN (1<<0)
+#define S3C2410_CLKDIVN_HDIVN (1<<1)
+
/* Note, 2410A has an extra mode for 1:4:4 ratio, bit 2 of CLKDIV */

static void s3c2410_cpufreq_setdivs(struct s3c_cpufreq_config *cfg)
diff --git a/drivers/cpufreq/s3c2412-cpufreq.c b/drivers/cpufreq/s3c2412-cpufreq.c
index 53385a9ab957..d922d0d47c80 100644
--- a/drivers/cpufreq/s3c2412-cpufreq.c
+++ b/drivers/cpufreq/s3c2412-cpufreq.c
@@ -23,12 +23,30 @@
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

-#include <mach/regs-clock.h>
#include <mach/s3c2412.h>

#include <plat/cpu.h>
#include <plat/cpu-freq-core.h>

+#include <mach/map.h>
+
+#define S3C2410_CLKREG(x) ((x) + S3C24XX_VA_CLKPWR)
+
+#define S3C2410_CLKDIVN S3C2410_CLKREG(0x14)
+
+#define S3C2412_CLKDIVN_PDIVN (1<<2)
+#define S3C2412_CLKDIVN_HDIVN_MASK (3<<0)
+#define S3C2412_CLKDIVN_ARMDIVN (1<<3)
+#define S3C2412_CLKDIVN_DVSEN (1<<4)
+#define S3C2412_CLKDIVN_HALFHCLK (1<<5)
+#define S3C2412_CLKDIVN_USB48DIV (1<<6)
+#define S3C2412_CLKDIVN_UARTDIV_MASK (15<<8)
+#define S3C2412_CLKDIVN_UARTDIV_SHIFT (8)
+#define S3C2412_CLKDIVN_I2SDIV_MASK (15<<12)
+#define S3C2412_CLKDIVN_I2SDIV_SHIFT (12)
+#define S3C2412_CLKDIVN_CAMDIV_MASK (15<<16)
+#define S3C2412_CLKDIVN_CAMDIV_SHIFT (16)
+
/* our clock resources. */
static struct clk *xtal;
static struct clk *fclk;
diff --git a/drivers/cpufreq/s3c2440-cpufreq.c b/drivers/cpufreq/s3c2440-cpufreq.c
index 3f772ba8896e..5fe7a891fa13 100644
--- a/drivers/cpufreq/s3c2440-cpufreq.c
+++ b/drivers/cpufreq/s3c2440-cpufreq.c
@@ -24,11 +24,31 @@
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

-#include <mach/regs-clock.h>
-
#include <plat/cpu.h>
#include <plat/cpu-freq-core.h>

+#include <mach/map.h>
+
+#define S3C2410_CLKREG(x) ((x) + S3C24XX_VA_CLKPWR)
+#define S3C2410_CLKDIVN S3C2410_CLKREG(0x14)
+#define S3C2440_CAMDIVN S3C2410_CLKREG(0x18)
+
+#define S3C2440_CLKDIVN_PDIVN (1<<0)
+#define S3C2440_CLKDIVN_HDIVN_MASK (3<<1)
+#define S3C2440_CLKDIVN_HDIVN_1 (0<<1)
+#define S3C2440_CLKDIVN_HDIVN_2 (1<<1)
+#define S3C2440_CLKDIVN_HDIVN_4_8 (2<<1)
+#define S3C2440_CLKDIVN_HDIVN_3_6 (3<<1)
+#define S3C2440_CLKDIVN_UCLK (1<<3)
+
+#define S3C2440_CAMDIVN_CAMCLK_MASK (0xf<<0)
+#define S3C2440_CAMDIVN_CAMCLK_SEL (1<<4)
+#define S3C2440_CAMDIVN_HCLK3_HALF (1<<8)
+#define S3C2440_CAMDIVN_HCLK4_HALF (1<<9)
+#define S3C2440_CAMDIVN_DVSEN (1<<12)
+
+#define S3C2442_CAMDIVN_CAMCLK_DIV3 (1<<5)
+
static struct clk *xtal;
static struct clk *fclk;
static struct clk *hclk;
diff --git a/drivers/cpufreq/s3c24xx-cpufreq.c b/drivers/cpufreq/s3c24xx-cpufreq.c
index ed0e713b1b57..c786e1197d3c 100644
--- a/drivers/cpufreq/s3c24xx-cpufreq.c
+++ b/drivers/cpufreq/s3c24xx-cpufreq.c
@@ -28,9 +28,11 @@
#include <plat/cpu.h>
#include <plat/cpu-freq-core.h>

-#include <mach/regs-clock.h>
+#include <mach/map.h>

/* note, cpufreq support deals in kHz, no Hz */
+#define S3C2410_CLKREG(x) ((x) + S3C24XX_VA_CLKPWR)
+#define S3C2410_MPLLCON S3C2410_CLKREG(0x04)

static struct cpufreq_driver s3c24xx_driver;
static struct s3c_cpufreq_config cpu_cur;
--
2.20.0
\
 
 \ /
  Last update: 2019-10-10 22:53    [W:0.197 / U:16.580 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site