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authorAkshay Saraswat <akshay.s@samsung.com>2014-05-26 19:17:03 +0530
committerMinkyu Kang <mk7.kang@samsung.com>2014-06-13 17:05:13 +0900
commitcfde7588d8ad22560e2328574a4f415642170b92 (patch)
tree3504329bb93b40be89ff1640fb05f86813700da3 /arch/arm
parent7922a2d479b6cdce853b853b80d94675b955a66a (diff)
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Exynos5: DMC: Modify the definition of ddr3_mem_ctrl_init
Passing fewer arguments is better and mem_iv_size is never used. Let's keep only one argument and make it cleaner. Signed-off-by: Hatim Ali <hatim.rv@samsung.com> Signed-off-by: Akshay Saraswat <akshay.s@samsung.com> Acked-by: Simon Glass <sjg@chromium.org> Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/cpu/armv7/exynos/dmc_common.c2
-rw-r--r--arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c7
-rw-r--r--arch/arm/cpu/armv7/exynos/exynos5_setup.h9
3 files changed, 5 insertions, 13 deletions
diff --git a/arch/arm/cpu/armv7/exynos/dmc_common.c b/arch/arm/cpu/armv7/exynos/dmc_common.c
index cca925e..9b6ee69 100644
--- a/arch/arm/cpu/armv7/exynos/dmc_common.c
+++ b/arch/arm/cpu/armv7/exynos/dmc_common.c
@@ -162,7 +162,7 @@ void mem_ctrl_init(int reset)
/* If there are any other memory variant, add their init call below */
if (param->mem_type == DDR_MODE_DDR3) {
- ret = ddr3_mem_ctrl_init(mem, param->mem_iv_size, reset);
+ ret = ddr3_mem_ctrl_init(mem, reset);
if (ret) {
/* will hang if failed to init memory control */
while (1)
diff --git a/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c b/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c
index 487e6f4..4481ab4 100644
--- a/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c
+++ b/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c
@@ -28,8 +28,7 @@ static void reset_phy_ctrl(void)
writel(DDR3PHY_CTRL_PHY_RESET, &clk->lpddr3phy_ctrl);
}
-int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size,
- int reset)
+int ddr3_mem_ctrl_init(struct mem_timings *mem, int reset)
{
unsigned int val;
struct exynos5_phy_control *phy0_ctrl, *phy1_ctrl;
@@ -221,8 +220,7 @@ int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size,
#endif
#ifdef CONFIG_EXYNOS5420
-int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size,
- int reset)
+int ddr3_mem_ctrl_init(struct mem_timings *mem, int reset)
{
struct exynos5420_clock *clk =
(struct exynos5420_clock *)samsung_get_base_clock();
@@ -244,7 +242,6 @@ int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size,
tzasc0 = (struct exynos5420_tzasc *)samsung_get_base_dmc_tzasc();
tzasc1 = (struct exynos5420_tzasc *)(samsung_get_base_dmc_tzasc()
+ DMC_OFFSET);
-
/* Enable PAUSE for DREX */
setbits_le32(&clk->pause, ENABLE_BIT);
diff --git a/arch/arm/cpu/armv7/exynos/exynos5_setup.h b/arch/arm/cpu/armv7/exynos/exynos5_setup.h
index 53b0ace..314d6f4 100644
--- a/arch/arm/cpu/armv7/exynos/exynos5_setup.h
+++ b/arch/arm/cpu/armv7/exynos/exynos5_setup.h
@@ -890,16 +890,11 @@ enum {
/*
* Memory variant specific initialization code for DDR3
*
- * @param mem Memory timings for this memory type.
- * @param mem_iv_size Memory interleaving size is a configurable parameter
- * which the DMC uses to decide how to split a memory
- * chunk into smaller chunks to support concurrent
- * accesses; may vary across boards.
+ * @param mem Memory timings for this memory type.
* @param reset Reset DDR PHY during initialization.
* @return 0 if ok, SETUP_ERR_... if there is a problem
*/
-int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size,
- int reset);
+int ddr3_mem_ctrl_init(struct mem_timings *mem, int reset);
/* Memory variant specific initialization code for LPDDR3 */
void lpddr3_mem_ctrl_init(void);