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authorMinkyu Kang <mk7.kang@samsung.com>2014-09-11 14:02:03 +0900
committerMinkyu Kang <mk7.kang@samsung.com>2014-09-11 14:02:03 +0900
commitbd99e6d0e4769922252a7a0e44f319ab9354739d (patch)
tree206fd8526f3320eff767773ca10d4ca95f60d078 /board/samsung/odroid
parenta6bc0195dba895fa0e9facc718d17eb098695685 (diff)
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Revert "odroid: set MPLL clock to 880MHz"
This reverts commit b09200639d4c052e2bdf0df6fe843b7a8bcf01cc.
Diffstat (limited to 'board/samsung/odroid')
-rw-r--r--board/samsung/odroid/odroid.c60
1 files changed, 30 insertions, 30 deletions
diff --git a/board/samsung/odroid/odroid.c b/board/samsung/odroid/odroid.c
index fd5d2d2..ac19527 100644
--- a/board/samsung/odroid/odroid.c
+++ b/board/samsung/odroid/odroid.c
@@ -195,8 +195,8 @@ static void board_clock_init(void)
while (readl(&clk->mux_stat_dmc) & MUX_STAT_DMC_CHANGING)
continue;
- /* Set MPLL to 880MHz */
- set = SDIV(0) | PDIV(3) | MDIV(110) | FSEL(0) | PLL_ENABLE(1);
+ /* Set MPLL to 800MHz */
+ set = SDIV(0) | PDIV(3) | MDIV(100) | FSEL(0) | PLL_ENABLE(1);
clrsetbits_le32(&clk->mpll_con0, clr_pll_con0, set);
@@ -220,15 +220,15 @@ static void board_clock_init(void)
DMC_RATIO(7) | DMCD_RATIO(7) | DMCP_RATIO(7);
/*
* For:
- * MOUTdmc = 880 MHz
- * MOUTdphy = 880 MHz
+ * MOUTdmc = 800 MHz
+ * MOUTdphy = 800 MHz
*
- * aclk_acp = MOUTdmc / (ratio + 1) = 220 (3)
- * pclk_acp = aclk_acp / (ratio + 1) = 110 (1)
- * sclk_dphy = MOUTdphy / (ratio + 1) = 440 (1)
- * sclk_dmc = MOUTdmc / (ratio + 1) = 440 (1)
- * aclk_dmcd = sclk_dmc / (ratio + 1) = 220 (1)
- * aclk_dmcp = aclk_dmcd / (ratio + 1) = 110 (1)
+ * aclk_acp = MOUTdmc / (ratio + 1) = 200 (3)
+ * pclk_acp = aclk_acp / (ratio + 1) = 100 (1)
+ * sclk_dphy = MOUTdphy / (ratio + 1) = 400 (1)
+ * sclk_dmc = MOUTdmc / (ratio + 1) = 400 (1)
+ * aclk_dmcd = sclk_dmc / (ratio + 1) = 200 (1)
+ * aclk_dmcp = aclk_dmcd / (ratio + 1) = 100 (1)
*/
set = ACP_RATIO(3) | ACP_PCLK_RATIO(1) | DPHY_RATIO(1) |
DMC_RATIO(1) | DMCD_RATIO(1) | DMCP_RATIO(1);
@@ -244,13 +244,13 @@ static void board_clock_init(void)
C2C_ACLK_RATIO(7) | DVSEM_RATIO(127) | DPM_RATIO(127);
/*
* For:
- * MOUTg2d = 880 MHz
- * MOUTc2c = 880 Mhz
+ * MOUTg2d = 800 MHz
+ * MOUTc2c = 800 Mhz
* MOUTpwi = 108 MHz
*
- * sclk_g2d_acp = MOUTg2d / (ratio + 1) = 440 (1)
- * sclk_c2c = MOUTc2c / (ratio + 1) = 440 (1)
- * aclk_c2c = sclk_c2c / (ratio + 1) = 220 (1)
+ * sclk_g2d_acp = MOUTg2d / (ratio + 1) = 400 (1)
+ * sclk_c2c = MOUTc2c / (ratio + 1) = 400 (1)
+ * aclk_c2c = sclk_c2c / (ratio + 1) = 200 (1)
* sclk_pwi = MOUTpwi / (ratio + 1) = 18 (5)
*/
set = G2D_ACP_RATIO(1) | C2C_RATIO(1) | PWI_RATIO(5) |
@@ -282,9 +282,9 @@ static void board_clock_init(void)
clr = UART0_RATIO(15) | UART1_RATIO(15) | UART2_RATIO(15) |
UART3_RATIO(15) | UART4_RATIO(15);
/*
- * For MOUTuart0-4: 880MHz
+ * For MOUTuart0-4: 800MHz
*
- * SCLK_UARTx = MOUTuartX / (ratio + 1) = 110 (7)
+ * SCLK_UARTx = MOUTuartX / (ratio + 1) = 100 (7)
*/
set = UART0_RATIO(7) | UART1_RATIO(7) | UART2_RATIO(7) |
UART3_RATIO(7) | UART4_RATIO(7);
@@ -298,12 +298,12 @@ static void board_clock_init(void)
clr = MMC0_RATIO(15) | MMC0_PRE_RATIO(255) | MMC1_RATIO(15) |
MMC1_PRE_RATIO(255);
/*
- * For MOUTmmc0-3 = 880 MHz (MPLL)
+ * For MOUTmmc0-3 = 800 MHz (MPLL)
*
- * DOUTmmc1 = MOUTmmc1 / (ratio + 1) = 110 (7)
- * sclk_mmc1 = DOUTmmc1 / (ratio + 1) = 60 (1)
- * DOUTmmc0 = MOUTmmc0 / (ratio + 1) = 110 (7)
- * sclk_mmc0 = DOUTmmc0 / (ratio + 1) = 60 (1)
+ * DOUTmmc1 = MOUTmmc1 / (ratio + 1) = 100 (7)
+ * sclk_mmc1 = DOUTmmc1 / (ratio + 1) = 50 (1)
+ * DOUTmmc0 = MOUTmmc0 / (ratio + 1) = 100 (7)
+ * sclk_mmc0 = DOUTmmc0 / (ratio + 1) = 50 (1)
*/
set = MMC0_RATIO(7) | MMC0_PRE_RATIO(1) | MMC1_RATIO(7) |
MMC1_PRE_RATIO(1);
@@ -318,12 +318,12 @@ static void board_clock_init(void)
clr = MMC2_RATIO(15) | MMC2_PRE_RATIO(255) | MMC3_RATIO(15) |
MMC3_PRE_RATIO(255);
/*
- * For MOUTmmc0-3 = 880 MHz (MPLL)
+ * For MOUTmmc0-3 = 800 MHz (MPLL)
*
- * DOUTmmc3 = MOUTmmc3 / (ratio + 1) = 110 (7)
- * sclk_mmc3 = DOUTmmc3 / (ratio + 1) = 60 (1)
- * DOUTmmc2 = MOUTmmc2 / (ratio + 1) = 110 (7)
- * sclk_mmc2 = DOUTmmc2 / (ratio + 1) = 60 (1)
+ * DOUTmmc3 = MOUTmmc3 / (ratio + 1) = 100 (7)
+ * sclk_mmc3 = DOUTmmc3 / (ratio + 1) = 50 (1)
+ * DOUTmmc2 = MOUTmmc2 / (ratio + 1) = 100 (7)
+ * sclk_mmc2 = DOUTmmc2 / (ratio + 1) = 50 (1)
*/
set = MMC2_RATIO(7) | MMC2_PRE_RATIO(1) | MMC3_RATIO(7) |
MMC3_PRE_RATIO(1);
@@ -337,10 +337,10 @@ static void board_clock_init(void)
/* CLK_DIV_FSYS3 */
clr = MMC4_RATIO(15) | MMC4_PRE_RATIO(255);
/*
- * For MOUTmmc4 = 880 MHz (MPLL)
+ * For MOUTmmc4 = 800 MHz (MPLL)
*
- * DOUTmmc4 = MOUTmmc4 / (ratio + 1) = 110 (7)
- * sclk_mmc4 = DOUTmmc4 / (ratio + 1) = 110 (0)
+ * DOUTmmc4 = MOUTmmc4 / (ratio + 1) = 100 (7)
+ * sclk_mmc4 = DOUTmmc4 / (ratio + 1) = 100 (0)
*/
set = MMC4_RATIO(7) | MMC4_PRE_RATIO(0);