board: 8064: add 192MHz clock support for SDC1 slot
8064 v2 HW can support card clock upto 192MHz on SDC1 slot.
This patch adds the support for same by checking the 8064
SOC revision.
Change-Id: I9a119adb2490d9eb7cb227c9ae47c4766d44f140
Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org>
Signed-off-by: Sridhar Gujje <sgujje@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-8064-storage.c b/arch/arm/mach-msm/board-8064-storage.c
index 6f71492..cdcc2cd 100644
--- a/arch/arm/mach-msm/board-8064-storage.c
+++ b/arch/arm/mach-msm/board-8064-storage.c
@@ -21,6 +21,7 @@
#include <mach/msm_bus_board.h>
#include <mach/board.h>
#include <mach/gpiomux.h>
+#include <mach/socinfo.h>
#include "devices.h"
#include "board-8064.h"
#include "board-storage-common-a.h"
@@ -238,6 +239,10 @@
400000, 24000000, 48000000, 96000000
};
+static unsigned int sdc1_sup_clk_rates_all[] = {
+ 400000, 24000000, 48000000, 96000000, 192000000
+};
+
static struct mmc_platform_data sdc1_data = {
.ocr_mask = MMC_VDD_27_28 | MMC_VDD_28_29,
#ifdef CONFIG_MMC_MSM_SDC1_8_BIT_SUPPORT
@@ -332,8 +337,16 @@
void __init apq8064_init_mmc(void)
{
- if (apq8064_sdc1_pdata)
+ if (apq8064_sdc1_pdata) {
+ /* 8064 v2 supports upto 200MHz clock on SDC1 slot */
+ if (SOCINFO_VERSION_MAJOR(socinfo_get_version()) >= 2) {
+ apq8064_sdc1_pdata->sup_clk_table =
+ sdc1_sup_clk_rates_all;
+ apq8064_sdc1_pdata->sup_clk_cnt =
+ ARRAY_SIZE(sdc1_sup_clk_rates_all);
+ }
apq8064_add_sdcc(1, apq8064_sdc1_pdata);
+ }
if (apq8064_sdc2_pdata)
apq8064_add_sdcc(2, apq8064_sdc2_pdata);