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authorAnnamalai Lakshmanan <annamalai.lakshmanan@linaro.org>2012-08-30 20:33:58 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2012-10-26 23:29:47 +0200
commit522de019e566b9cbf7daafcd0a57a2d3dfdb69e6 (patch)
tree9b9b11bcbbd3bb46caaf89232fc99795b5bea999 /board/samsung
parent53c41548a9fd7f0595c81c47e1ac3d9671d753e4 (diff)
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Origen: Add default clock settings for multimedia IPs
Added clock settings for MFC, FIMC, FB and G3D. They are clocked to maximum respective frequencies as per datasheet. Signed-off-by: Annamalai Lakshmanan <annamalai.lakshmanan@linaro.org> Signed-off-by: Giridhar Maruthy <giridhar.maruthy@linaro.org> Signed-off-by: Inderpal Singh <inderpal.singh@linaro.org> Signed-off-by: Tushar Behera <tushar.behera@linaro.org>
Diffstat (limited to 'board/samsung')
-rw-r--r--board/samsung/origen/lowlevel_init.S37
-rw-r--r--board/samsung/origen/origen_setup.h74
2 files changed, 110 insertions, 1 deletions
diff --git a/board/samsung/origen/lowlevel_init.S b/board/samsung/origen/lowlevel_init.S
index 9283201..9daa0da 100644
--- a/board/samsung/origen/lowlevel_init.S
+++ b/board/samsung/origen/lowlevel_init.S
@@ -158,7 +158,22 @@ system_clock_init:
ldr r2, =CLK_SRC_PERIL0_OFFSET
str r1, [r0, r2]
- /* FIMD0 */
+ /* CAM , FIMC 0-3 */
+ ldr r1, =CLK_SRC_CAM_VAL
+ ldr r2, =CLK_SRC_CAM_OFFSET
+ str r1, [r0, r2]
+
+ /* MFC */
+ ldr r1, =CLK_SRC_MFC_VAL
+ ldr r2, =CLK_SRC_MFC_OFFSET
+ str r1, [r0, r2]
+
+ /* G3D */
+ ldr r1, =CLK_SRC_G3D_VAL
+ ldr r2, =CLK_SRC_G3D_OFFSET
+ str r1, [r0, r2]
+
+ /* LCD0 */
ldr r1, =CLK_SRC_LCD0_VAL
ldr r2, =CLK_SRC_LCD0_OFFSET
str r1, [r0, r2]
@@ -223,6 +238,26 @@ system_clock_init:
ldr r2, =CLK_DIV_PERIL0_OFFSET
str r1, [r0, r2]
+ /* CAM, FIMC 0-3: CAM Clock Divisors */
+ ldr r1, =CLK_DIV_CAM_VAL
+ ldr r2, =CLK_DIV_CAM_OFFSET
+ str r1, [r0, r2]
+
+ /* CLK_DIV_MFC: MFC Clock Divisors */
+ ldr r1, =CLK_DIV_MFC_VAL
+ ldr r2, =CLK_DIV_MFC_OFFSET
+ str r1, [r0, r2]
+
+ /* CLK_DIV_G3D: G3D Clock Divisors */
+ ldr r1, =CLK_DIV_G3D_VAL
+ ldr r2, =CLK_DIV_G3D_OFFSET
+ str r1, [r0, r2]
+
+ /* CLK_DIV_LCD0: LCD0 Clock Divisors */
+ ldr r1, =CLK_DIV_LCD0_VAL
+ ldr r2, =CLK_DIV_LCD0_OFFSET
+ str r1, [r0, r2]
+
/* Set PLL locktime */
ldr r1, =PLL_LOCKTIME
ldr r2, =APLL_LOCK_OFFSET
diff --git a/board/samsung/origen/origen_setup.h b/board/samsung/origen/origen_setup.h
index 94cccca..930b948 100644
--- a/board/samsung/origen/origen_setup.h
+++ b/board/samsung/origen/origen_setup.h
@@ -53,7 +53,18 @@
#define CLK_DIV_FSYS2_OFFSET 0xC548
#define CLK_DIV_FSYS3_OFFSET 0xC54C
+#define CLK_SRC_CAM_OFFSET 0xC220
+#define CLK_SRC_TV_OFFSET 0xC224
+#define CLK_SRC_MFC_OFFSET 0xC228
+#define CLK_SRC_G3D_OFFSET 0xC22C
+#define CLK_SRC_LCD0_OFFSET 0xC234
#define CLK_SRC_PERIL0_OFFSET 0xC250
+
+#define CLK_DIV_CAM_OFFSET 0xC520
+#define CLK_DIV_TV_OFFSET 0xC524
+#define CLK_DIV_MFC_OFFSET 0xC528
+#define CLK_DIV_G3D_OFFSET 0xC52C
+#define CLK_DIV_LCD0_OFFSET 0xC534
#define CLK_DIV_PERIL0_OFFSET 0xC550
#define CLK_SRC_LCD0_OFFSET 0xC234
@@ -353,6 +364,65 @@
| (UART1_RATIO << 4) \
| (UART0_RATIO << 0))
+/* Clock Source CAM/FIMC */
+/* CLK_SRC_CAM */
+#define CAM0_SEL_XUSBXTI 1
+#define CAM1_SEL_XUSBXTI 1
+#define CSIS0_SEL_XUSBXTI 1
+#define CSIS1_SEL_XUSBXTI 1
+
+#define FIMC_SEL_SCLKMPLL 6
+#define FIMC0_LCLK_SEL FIMC_SEL_SCLKMPLL
+#define FIMC1_LCLK_SEL FIMC_SEL_SCLKMPLL
+#define FIMC2_LCLK_SEL FIMC_SEL_SCLKMPLL
+#define FIMC3_LCLK_SEL FIMC_SEL_SCLKMPLL
+
+#define CLK_SRC_CAM_VAL ((CSIS1_SEL_XUSBXTI << 28) \
+ | (CSIS0_SEL_XUSBXTI << 24) \
+ | (CAM1_SEL_XUSBXTI << 20) \
+ | (CAM0_SEL_XUSBXTI << 16) \
+ | (FIMC3_LCLK_SEL << 12) \
+ | (FIMC2_LCLK_SEL << 8) \
+ | (FIMC1_LCLK_SEL << 4) \
+ | (FIMC0_LCLK_SEL << 0))
+
+/* SCLK CAM */
+/* CLK_DIV_CAM */
+#define FIMC0_LCLK_RATIO 4
+#define FIMC1_LCLK_RATIO 4
+#define FIMC2_LCLK_RATIO 4
+#define FIMC3_LCLK_RATIO 4
+#define CLK_DIV_CAM_VAL ((FIMC3_LCLK_RATIO << 12) \
+ | (FIMC2_LCLK_RATIO << 8) \
+ | (FIMC1_LCLK_RATIO << 4) \
+ | (FIMC0_LCLK_RATIO << 0))
+
+/* SCLK MFC */
+/* CLK_SRC_MFC */
+#define MFC_SEL_MPLL 0
+#define MOUTMFC_0 0
+#define MFC_SEL MOUTMFC_0
+#define MFC_0_SEL MFC_SEL_MPLL
+#define CLK_SRC_MFC_VAL ((MFC_SEL << 8) | (MFC_0_SEL))
+
+
+/* CLK_DIV_MFC */
+#define MFC_RATIO 3
+#define CLK_DIV_MFC_VAL (MFC_RATIO)
+
+/* SCLK G3D */
+/* CLK_SRC_G3D */
+#define G3D_SEL_MPLL 0
+#define MOUTG3D_0 0
+#define G3D_SEL MOUTG3D_0
+#define G3D_0_SEL G3D_SEL_MPLL
+#define CLK_SRC_G3D_VAL ((G3D_SEL << 8) | (G3D_0_SEL))
+
+/* CLK_DIV_G3D */
+#define G3D_RATIO 1
+#define CLK_DIV_G3D_VAL (G3D_RATIO)
+
+/* SCLK LCD0 */
/* CLK_SRC_LCD0 */
#define FIMD_SEL_SCLKMPLL 6
#define MDNIE0_SEL_XUSBXTI 1
@@ -363,6 +433,10 @@
| (MDNIE0_SEL_XUSBXTI << 4) \
| (FIMD_SEL_SCLKMPLL << 0))
+/* CLK_DIV_LCD0 */
+#define FIMD0_RATIO 4
+#define CLK_DIV_LCD0_VAL (FIMD0_RATIO)
+
/* Required period to generate a stable clock output */
/* PLL_LOCK_TIME */
#define PLL_LOCKTIME 0x1C20