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-rw-r--r--arch/arm/include/asm/arch-am33xx/clock.h7
-rw-r--r--arch/arm/include/asm/arch-am33xx/clocks_am33xx.h2
-rw-r--r--arch/arm/include/asm/arch-am33xx/hardware.h13
-rw-r--r--arch/arm/include/asm/arch-am33xx/hardware_am43xx.h13
-rw-r--r--arch/arm/include/asm/arch-am33xx/sys_proto.h1
-rw-r--r--arch/arm/mach-omap2/am33xx/board.c2
-rw-r--r--arch/arm/mach-omap2/am33xx/clock_am33xx.c91
-rw-r--r--arch/arm/mach-omap2/am33xx/sys_info.c18
8 files changed, 121 insertions, 26 deletions
diff --git a/arch/arm/include/asm/arch-am33xx/clock.h b/arch/arm/include/asm/arch-am33xx/clock.h
index acf3fd5..19ccf5c 100644
--- a/arch/arm/include/asm/arch-am33xx/clock.h
+++ b/arch/arm/include/asm/arch-am33xx/clock.h
@@ -12,6 +12,7 @@
#define _CLOCKS_H_
#include <asm/arch/clocks_am33xx.h>
+#include <asm/arch/hardware.h>
#ifdef CONFIG_TI81XX
#include <asm/arch/clock_ti81xx.h>
@@ -103,6 +104,12 @@ extern const struct dpll_regs dpll_mpu_regs;
extern const struct dpll_regs dpll_core_regs;
extern const struct dpll_regs dpll_per_regs;
extern const struct dpll_regs dpll_ddr_regs;
+extern const struct dpll_params dpll_mpu_opp[NUM_CRYSTAL_FREQ][NUM_OPPS];
+extern const struct dpll_params dpll_core_1000MHz[NUM_CRYSTAL_FREQ];
+extern const struct dpll_params dpll_per_192MHz[NUM_CRYSTAL_FREQ];
+extern const struct dpll_params dpll_ddr2_266MHz[NUM_CRYSTAL_FREQ];
+extern const struct dpll_params dpll_ddr3_303MHz[NUM_CRYSTAL_FREQ];
+extern const struct dpll_params dpll_ddr3_400MHz[NUM_CRYSTAL_FREQ];
extern struct cm_wkuppll *const cmwkup;
diff --git a/arch/arm/include/asm/arch-am33xx/clocks_am33xx.h b/arch/arm/include/asm/arch-am33xx/clocks_am33xx.h
index dfdb6c7..653ec1b 100644
--- a/arch/arm/include/asm/arch-am33xx/clocks_am33xx.h
+++ b/arch/arm/include/asm/arch-am33xx/clocks_am33xx.h
@@ -26,6 +26,8 @@
#define CM_DLL_CTRL_NO_OVERRIDE 0x0
#define CM_DLL_READYST 0x4
+#define NUM_OPPS 6
+
extern void enable_dmm_clocks(void);
extern const struct dpll_params dpll_core_opp100;
extern struct dpll_params dpll_mpu_opp100;
diff --git a/arch/arm/include/asm/arch-am33xx/hardware.h b/arch/arm/include/asm/arch-am33xx/hardware.h
index dd950e5..3437e61 100644
--- a/arch/arm/include/asm/arch-am33xx/hardware.h
+++ b/arch/arm/include/asm/arch-am33xx/hardware.h
@@ -61,5 +61,18 @@
/* CPSW Config space */
#define CPSW_BASE 0x4A100000
+/* Control status register */
+#define CTRL_CRYSTAL_FREQ_SRC_MASK (1 << 31)
+#define CTRL_CRYSTAL_FREQ_SRC_SHIFT 31
+#define CTRL_CRYSTAL_FREQ_SELECTION_MASK (0x3 << 29)
+#define CTRL_CRYSTAL_FREQ_SELECTION_SHIFT 29
+#define CTRL_SYSBOOT_15_14_MASK (0x3 << 22)
+#define CTRL_SYSBOOT_15_14_SHIFT 22
+
+#define CTRL_CRYSTAL_FREQ_SRC_SYSBOOT 0x0
+#define CTRL_CRYSTAL_FREQ_SRC_EFUSE 0x1
+
+#define NUM_CRYSTAL_FREQ 0x4
+
int clk_get(int clk);
#endif /* __AM33XX_HARDWARE_H */
diff --git a/arch/arm/include/asm/arch-am33xx/hardware_am43xx.h b/arch/arm/include/asm/arch-am33xx/hardware_am43xx.h
index a7da6b5..af69ac6 100644
--- a/arch/arm/include/asm/arch-am33xx/hardware_am43xx.h
+++ b/arch/arm/include/asm/arch-am33xx/hardware_am43xx.h
@@ -85,19 +85,6 @@
#define USBOTGSSX_CLKCTRL_OPTFCLKEN_REFCLK960 (1 << 8)
#define USBPHY0_CLKCTRL_OPTFCLKEN_CLK32K (1 << 8)
-/* Control status register */
-#define CTRL_CRYSTAL_FREQ_SRC_MASK (1 << 31)
-#define CTRL_CRYSTAL_FREQ_SRC_SHIFT 31
-#define CTRL_CRYSTAL_FREQ_SELECTION_MASK (0x3 << 29)
-#define CTRL_CRYSTAL_FREQ_SELECTION_SHIFT 29
-#define CTRL_SYSBOOT_15_14_MASK (0x3 << 22)
-#define CTRL_SYSBOOT_15_14_SHIFT 22
-
-#define CTRL_CRYSTAL_FREQ_SRC_SYSBOOT 0x0
-#define CTRL_CRYSTAL_FREQ_SRC_EFUSE 0x1
-
-#define NUM_CRYSTAL_FREQ 0x4
-
/* EDMA3 Base Address */
#define EDMA3_BASE 0x49000000
diff --git a/arch/arm/include/asm/arch-am33xx/sys_proto.h b/arch/arm/include/asm/arch-am33xx/sys_proto.h
index 903398f..4e78aaf 100644
--- a/arch/arm/include/asm/arch-am33xx/sys_proto.h
+++ b/arch/arm/include/asm/arch-am33xx/sys_proto.h
@@ -46,3 +46,4 @@ int am335x_get_tps65910_mpu_vdd(int sil_rev, int frequency);
void enable_usb_clocks(int index);
void disable_usb_clocks(int index);
void do_board_detect(void);
+u32 get_sys_clk_index(void);
diff --git a/arch/arm/mach-omap2/am33xx/board.c b/arch/arm/mach-omap2/am33xx/board.c
index 568f36f..e2db15b 100644
--- a/arch/arm/mach-omap2/am33xx/board.c
+++ b/arch/arm/mach-omap2/am33xx/board.c
@@ -242,8 +242,6 @@ int board_early_init_f(void)
*/
__weak void am33xx_spl_board_init(void)
{
- do_setup_dpll(&dpll_core_regs, &dpll_core_opp100);
- do_setup_dpll(&dpll_mpu_regs, &dpll_mpu_opp100);
}
#if defined(CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC)
diff --git a/arch/arm/mach-omap2/am33xx/clock_am33xx.c b/arch/arm/mach-omap2/am33xx/clock_am33xx.c
index 7b841b2..1780bbd 100644
--- a/arch/arm/mach-omap2/am33xx/clock_am33xx.c
+++ b/arch/arm/mach-omap2/am33xx/clock_am33xx.c
@@ -10,6 +10,7 @@
#include <common.h>
#include <asm/arch/cpu.h>
+#include <asm/arch/sys_proto.h>
#include <asm/arch/clock.h>
#include <asm/arch/hardware.h>
#include <asm/io.h>
@@ -55,26 +56,94 @@ struct dpll_params dpll_mpu_opp100 = {
CONFIG_SYS_MPUCLK, OSC-1, 1, -1, -1, -1, -1};
const struct dpll_params dpll_core_opp100 = {
1000, OSC-1, -1, -1, 10, 8, 4};
-const struct dpll_params dpll_mpu = {
- MPUPLL_M_300, OSC-1, 1, -1, -1, -1, -1};
-const struct dpll_params dpll_core = {
- 50, OSC-1, -1, -1, 1, 1, 1};
-const struct dpll_params dpll_per = {
- 960, OSC-1, 5, -1, -1, -1, -1};
-
-const struct dpll_params *get_dpll_mpu_params(void)
+
+const struct dpll_params dpll_mpu_opp[NUM_CRYSTAL_FREQ][NUM_OPPS] = {
+ { /* 19.2 MHz */
+ {125, 3, 2, -1, -1, -1, -1}, /* OPP 50 */
+ {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */
+ {125, 3, 1, -1, -1, -1, -1}, /* OPP 100 */
+ {150, 3, 1, -1, -1, -1, -1}, /* OPP 120 */
+ {125, 2, 1, -1, -1, -1, -1}, /* OPP TB */
+ {625, 11, 1, -1, -1, -1, -1} /* OPP NT */
+ },
+ { /* 24 MHz */
+ {25, 0, 2, -1, -1, -1, -1}, /* OPP 50 */
+ {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */
+ {25, 0, 1, -1, -1, -1, -1}, /* OPP 100 */
+ {30, 0, 1, -1, -1, -1, -1}, /* OPP 120 */
+ {100, 3, 1, -1, -1, -1, -1}, /* OPP TB */
+ {125, 2, 1, -1, -1, -1, -1} /* OPP NT */
+ },
+ { /* 25 MHz */
+ {24, 0, 2, -1, -1, -1, -1}, /* OPP 50 */
+ {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */
+ {24, 0, 1, -1, -1, -1, -1}, /* OPP 100 */
+ {144, 4, 1, -1, -1, -1, -1}, /* OPP 120 */
+ {32, 0, 1, -1, -1, -1, -1}, /* OPP TB */
+ {40, 0, 1, -1, -1, -1, -1} /* OPP NT */
+ },
+ { /* 26 MHz */
+ {300, 12, 2, -1, -1, -1, -1}, /* OPP 50 */
+ {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */
+ {300, 12, 1, -1, -1, -1, -1}, /* OPP 100 */
+ {360, 12, 1, -1, -1, -1, -1}, /* OPP 120 */
+ {400, 12, 1, -1, -1, -1, -1}, /* OPP TB */
+ {500, 12, 1, -1, -1, -1, -1} /* OPP NT */
+ },
+};
+
+const struct dpll_params dpll_core_1000MHz[NUM_CRYSTAL_FREQ] = {
+ {625, 11, -1, -1, 10, 8, 4}, /* 19.2 MHz */
+ {125, 2, -1, -1, 10, 8, 4}, /* 24 MHz */
+ {40, 0, -1, -1, 10, 8, 4}, /* 25 MHz */
+ {500, 12, -1, -1, 10, 8, 4} /* 26 MHz */
+};
+
+const struct dpll_params dpll_per_192MHz[NUM_CRYSTAL_FREQ] = {
+ {400, 7, 5, -1, -1, -1, -1}, /* 19.2 MHz */
+ {400, 9, 5, -1, -1, -1, -1}, /* 24 MHz */
+ {384, 9, 5, -1, -1, -1, -1}, /* 25 MHz */
+ {480, 12, 5, -1, -1, -1, -1} /* 26 MHz */
+};
+
+const struct dpll_params dpll_ddr3_303MHz[NUM_CRYSTAL_FREQ] = {
+ {505, 15, 2, -1, -1, -1, -1}, /*19.2*/
+ {101, 3, 2, -1, -1, -1, -1}, /* 24 MHz */
+ {303, 24, 1, -1, 4, -1, -1}, /* 25 MHz */
+ {303, 12, 2, -1, 4, -1, -1} /* 26 MHz */
+};
+
+const struct dpll_params dpll_ddr3_400MHz[NUM_CRYSTAL_FREQ] = {
+ {125, 5, 1, -1, -1, -1, -1}, /*19.2*/
+ {50, 2, 1, -1, -1, -1, -1}, /* 24 MHz */
+ {16, 0, 1, -1, 4, -1, -1}, /* 25 MHz */
+ {200, 12, 1, -1, 4, -1, -1} /* 26 MHz */
+};
+
+const struct dpll_params dpll_ddr2_266MHz[NUM_CRYSTAL_FREQ] = {
+ {665, 47, 1, -1, -1, -1, -1}, /*19.2*/
+ {133, 11, 1, -1, -1, -1, -1}, /* 24 MHz */
+ {266, 24, 1, -1, 4, -1, -1}, /* 25 MHz */
+ {133, 12, 1, -1, 4, -1, -1} /* 26 MHz */
+};
+
+__weak const struct dpll_params *get_dpll_mpu_params(void)
{
- return &dpll_mpu;
+ return &dpll_mpu_opp100;
}
const struct dpll_params *get_dpll_core_params(void)
{
- return &dpll_core;
+ int ind = get_sys_clk_index();
+
+ return &dpll_core_1000MHz[ind];
}
const struct dpll_params *get_dpll_per_params(void)
{
- return &dpll_per;
+ int ind = get_sys_clk_index();
+
+ return &dpll_per_192MHz[ind];
}
void setup_clocks_for_console(void)
diff --git a/arch/arm/mach-omap2/am33xx/sys_info.c b/arch/arm/mach-omap2/am33xx/sys_info.c
index 58bfa5c..564bae6 100644
--- a/arch/arm/mach-omap2/am33xx/sys_info.c
+++ b/arch/arm/mach-omap2/am33xx/sys_info.c
@@ -68,6 +68,24 @@ u32 get_sysboot_value(void)
return readl(&cstat->statusreg) & SYSBOOT_MASK;
}
+u32 get_sys_clk_index(void)
+{
+ struct ctrl_stat *ctrl = (struct ctrl_stat *)CTRL_BASE;
+ u32 ind = readl(&ctrl->statusreg);
+
+#ifdef CONFIG_AM43XX
+ u32 src;
+ src = (ind & CTRL_CRYSTAL_FREQ_SRC_MASK) >> CTRL_CRYSTAL_FREQ_SRC_SHIFT;
+ if (src == CTRL_CRYSTAL_FREQ_SRC_EFUSE) /* Value read from EFUSE */
+ return ((ind & CTRL_CRYSTAL_FREQ_SELECTION_MASK) >>
+ CTRL_CRYSTAL_FREQ_SELECTION_SHIFT);
+ else /* Value read from SYS BOOT pins */
+#endif
+ return ((ind & CTRL_SYSBOOT_15_14_MASK) >>
+ CTRL_SYSBOOT_15_14_SHIFT);
+}
+
+
#ifdef CONFIG_DISPLAY_CPUINFO
static char *cpu_revs[] = {
"1.0",
generated by cgit v0.10.2 at 2024-07-08 06:19:57 (GMT)