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authorMatthias Ludwig <mludwig@ultratronik.de>2009-05-19 09:09:31 +0200
committerWolfgang Denk <wd@denx.de>2009-08-07 23:31:51 +0200
commit187af954cf7958c24efcf0fd62289bbdb4f1f24e (patch)
tree7ad4bfe95128e7a7907ad8aa537817287e6cd69d /cpu/arm_cortexa8/omap3
parentcb32ed1fc298875845f166d326a3f2704a0d5364 (diff)
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omap3: embedd gpmc_cs into gpmc config struct
Embedd chip select configuration into struct for gpmc config instead of having it completely separated as suggested by Wolfgang Denk on http://lists.denx.de/pipermail/u-boot/2009-May/052247.html Signed-off-by: Matthias Ludwig <mludwig@ultratronik.de>
Diffstat (limited to 'cpu/arm_cortexa8/omap3')
-rw-r--r--cpu/arm_cortexa8/omap3/mem.c33
-rw-r--r--cpu/arm_cortexa8/omap3/sys_info.c4
2 files changed, 15 insertions, 22 deletions
diff --git a/cpu/arm_cortexa8/omap3/mem.c b/cpu/arm_cortexa8/omap3/mem.c
index 3cc22c4..965de3a 100644
--- a/cpu/arm_cortexa8/omap3/mem.c
+++ b/cpu/arm_cortexa8/omap3/mem.c
@@ -51,7 +51,6 @@ static u32 gpmc_m_nand[GPMC_MAX_REG] = {
M_NAND_GPMC_CONFIG6, 0
};
-gpmc_csx_t *nand_cs_base;
gpmc_t *gpmc_cfg_base;
#if defined(CONFIG_ENV_IS_IN_NAND)
@@ -72,8 +71,6 @@ static u32 gpmc_onenand[GPMC_MAX_REG] = {
ONENAND_GPMC_CONFIG6, 0
};
-gpmc_csx_t *onenand_cs_base;
-
#if defined(CONFIG_ENV_IS_IN_ONENAND)
#define GPMC_CS 0
#else
@@ -195,21 +192,21 @@ void do_sdrc_init(u32 cs, u32 early)
writel(0, &sdrc_base->cs[cs].mcfg);
}
-void enable_gpmc_config(u32 *gpmc_config, gpmc_csx_t *gpmc_cs_base, u32 base,
+void enable_gpmc_cs_config(u32 *gpmc_config, struct gpmc_cs *cs, u32 base,
u32 size)
{
- writel(0, &gpmc_cs_base->config7);
+ writel(0, &cs->config7);
sdelay(1000);
/* Delay for settling */
- writel(gpmc_config[0], &gpmc_cs_base->config1);
- writel(gpmc_config[1], &gpmc_cs_base->config2);
- writel(gpmc_config[2], &gpmc_cs_base->config3);
- writel(gpmc_config[3], &gpmc_cs_base->config4);
- writel(gpmc_config[4], &gpmc_cs_base->config5);
- writel(gpmc_config[5], &gpmc_cs_base->config6);
+ writel(gpmc_config[0], &cs->config1);
+ writel(gpmc_config[1], &cs->config2);
+ writel(gpmc_config[2], &cs->config3);
+ writel(gpmc_config[3], &cs->config4);
+ writel(gpmc_config[4], &cs->config5);
+ writel(gpmc_config[5], &cs->config6);
/* Enable the config */
writel((((size & 0xF) << 8) | ((base >> 24) & 0x3F) |
- (1 << 6)), &gpmc_cs_base->config7);
+ (1 << 6)), &cs->config7);
sdelay(2000);
}
@@ -223,7 +220,6 @@ void gpmc_init(void)
/* putting a blanket check on GPMC based on ZeBu for now */
u32 *gpmc_config = NULL;
gpmc_t *gpmc_base = (gpmc_t *)GPMC_BASE;
- gpmc_csx_t *gpmc_cs_base = (gpmc_csx_t *)GPMC_CONFIG_CS0_BASE;
u32 base = 0;
u32 size = 0;
u32 f_off = CONFIG_SYS_MONITOR_LEN;
@@ -242,17 +238,16 @@ void gpmc_init(void)
* Disable the GPMC0 config set by ROM code
* It conflicts with our MPDB (both at 0x08000000)
*/
- writel(0, &gpmc_cs_base->config7);
+ writel(0, &gpmc_base->cs[0].config7);
sdelay(1000);
#if defined(CONFIG_CMD_NAND) /* CS 0 */
gpmc_config = gpmc_m_nand;
gpmc_cfg_base = gpmc_base;
- nand_cs_base = (gpmc_csx_t *)(GPMC_CONFIG_CS0_BASE +
- (GPMC_CS * GPMC_CONFIG_WIDTH));
+
base = PISMO1_NAND_BASE;
size = PISMO1_NAND_SIZE;
- enable_gpmc_config(gpmc_config, nand_cs_base, base, size);
+ enable_gpmc_cs_config(gpmc_config, &gpmc_base->cs[0], base, size);
#if defined(CONFIG_ENV_IS_IN_NAND)
f_off = SMNAND_ENV_OFFSET;
f_sec = SZ_128K;
@@ -266,11 +261,9 @@ void gpmc_init(void)
#if defined(CONFIG_CMD_ONENAND)
gpmc_config = gpmc_onenand;
- onenand_cs_base = (gpmc_csx_t *)(GPMC_CONFIG_CS0_BASE +
- (GPMC_CS * GPMC_CONFIG_WIDTH));
base = PISMO1_ONEN_BASE;
size = PISMO1_ONEN_SIZE;
- enable_gpmc_config(gpmc_config, onenand_cs_base, base, size);
+ enable_gpmc_cs_config(gpmc_config, &gpmc_base->cs[0], base, size);
#if defined(CONFIG_ENV_IS_IN_ONENAND)
f_off = ONENAND_ENV_OFFSET;
f_sec = SZ_128K;
diff --git a/cpu/arm_cortexa8/omap3/sys_info.c b/cpu/arm_cortexa8/omap3/sys_info.c
index 2f04cd6..91ee2ff 100644
--- a/cpu/arm_cortexa8/omap3/sys_info.c
+++ b/cpu/arm_cortexa8/omap3/sys_info.c
@@ -32,7 +32,7 @@
#include <i2c.h>
extern omap3_sysinfo sysinfo;
-static gpmc_csx_t *gpmc_cs_base = (gpmc_csx_t *)GPMC_CONFIG_CS0_BASE;
+static gpmc_t *gpmc_base = (gpmc_t *)GPMC_BASE;
static sdrc_t *sdrc_base = (sdrc_t *)OMAP34XX_SDRC_BASE;
static ctrl_t *ctrl_base = (ctrl_t *)OMAP34XX_CTRL_BASE;
static char *rev_s[CPU_3XX_MAX_REV] = {
@@ -160,7 +160,7 @@ u32 get_gpmc0_base(void)
{
u32 b;
- b = readl(&gpmc_cs_base->config7);
+ b = readl(&gpmc_base->cs[0].config7);
b &= 0x1F; /* keep base [5:0] */
b = b << 24; /* ret 0x0b000000 */
return b;