diff --git a/arch/arm/mach-keystone/clock.c b/arch/arm/mach-keystone/clock.c index 68f898036f..645bd9629e 100644 --- a/arch/arm/mach-keystone/clock.c +++ b/arch/arm/mach-keystone/clock.c @@ -284,7 +284,7 @@ static unsigned long pll_freq_get(int pll) u32 tmp, reg; if (pll == MAIN_PLL) { - ret = external_clk[sys_clk]; + ret = get_external_clk(sys_clk); if (pllctl_reg_read(pll, ctl) & PLLCTL_PLLEN_MASK) { /* PLL mode */ tmp = __raw_readl(KS2_MAINPLLCTL0); @@ -302,23 +302,23 @@ static unsigned long pll_freq_get(int pll) } else { switch (pll) { case PASS_PLL: - ret = external_clk[pa_clk]; + ret = get_external_clk(pa_clk); reg = KS2_PASSPLLCTL0; break; case TETRIS_PLL: - ret = external_clk[tetris_clk]; + ret = get_external_clk(tetris_clk); reg = KS2_ARMPLLCTL0; break; case DDR3A_PLL: - ret = external_clk[ddr3a_clk]; + ret = get_external_clk(ddr3a_clk); reg = KS2_DDR3APLLCTL0; break; case DDR3B_PLL: - ret = external_clk[ddr3b_clk]; + ret = get_external_clk(ddr3b_clk); reg = KS2_DDR3BPLLCTL0; break; case UART_PLL: - ret = external_clk[uart_clk]; + ret = get_external_clk(uart_clk); reg = KS2_UARTPLLCTL0; break; default: diff --git a/arch/arm/mach-keystone/include/mach/clock.h b/arch/arm/mach-keystone/include/mach/clock.h index 0d8a9444de..006d0744d1 100644 --- a/arch/arm/mach-keystone/include/mach/clock.h +++ b/arch/arm/mach-keystone/include/mach/clock.h @@ -117,7 +117,6 @@ struct pll_init_data { int pll_od; /* PLL output divider */ }; -extern unsigned int external_clk[ext_clk_count]; extern const struct keystone_pll_regs keystone_pll_regs[]; extern s16 divn_val[]; extern int speeds[]; @@ -129,6 +128,7 @@ unsigned long ks_clk_get_rate(unsigned int clk); int get_max_dev_speed(int *spds); int get_max_arm_speed(int *spds); void pll_pa_clk_sel(void); +unsigned int get_external_clk(u32 clk); #endif #endif diff --git a/board/ti/ks2_evm/board_k2e.c b/board/ti/ks2_evm/board_k2e.c index cbb3077bc3..64f0c9cd5b 100644 --- a/board/ti/ks2_evm/board_k2e.c +++ b/board/ti/ks2_evm/board_k2e.c @@ -14,12 +14,30 @@ DECLARE_GLOBAL_DATA_PTR; -unsigned int external_clk[ext_clk_count] = { - [sys_clk] = 100000000, - [alt_core_clk] = 100000000, - [pa_clk] = 100000000, - [ddr3a_clk] = 100000000, -}; +unsigned int get_external_clk(u32 clk) +{ + unsigned int clk_freq; + + switch (clk) { + case sys_clk: + clk_freq = 100000000; + break; + case alt_core_clk: + clk_freq = 100000000; + break; + case pa_clk: + clk_freq = 100000000; + break; + case ddr3a_clk: + clk_freq = 100000000; + break; + default: + clk_freq = 0; + break; + } + + return clk_freq; +} static struct pll_init_data core_pll_config[NUM_SPDS] = { [SPD800] = CORE_PLL_800, diff --git a/board/ti/ks2_evm/board_k2g.c b/board/ti/ks2_evm/board_k2g.c index 20933426b1..6e03f6bcd0 100644 --- a/board/ti/ks2_evm/board_k2g.c +++ b/board/ti/ks2_evm/board_k2g.c @@ -14,8 +14,6 @@ #include "mux-k2g.h" #include "../common/board_detect.h" -#define SYS_CLK 24000000 - const unsigned int sysclk_array[MAX_SYSCLK] = { 19200000, 24000000, @@ -23,13 +21,34 @@ const unsigned int sysclk_array[MAX_SYSCLK] = { 26000000, }; -unsigned int external_clk[ext_clk_count] = { - [sys_clk] = SYS_CLK, - [pa_clk] = SYS_CLK, - [tetris_clk] = SYS_CLK, - [ddr3a_clk] = SYS_CLK, - [uart_clk] = SYS_CLK, -}; +unsigned int get_external_clk(u32 clk) +{ + unsigned int clk_freq; + u8 sysclk_index = get_sysclk_index(); + + switch (clk) { + case sys_clk: + clk_freq = sysclk_array[sysclk_index]; + break; + case pa_clk: + clk_freq = sysclk_array[sysclk_index]; + break; + case tetris_clk: + clk_freq = sysclk_array[sysclk_index]; + break; + case ddr3a_clk: + clk_freq = sysclk_array[sysclk_index]; + break; + case uart_clk: + clk_freq = sysclk_array[sysclk_index]; + break; + default: + clk_freq = 0; + break; + } + + return clk_freq; +} static int arm_speeds[DEVSPEED_NUMSPDS] = { SPD400, diff --git a/board/ti/ks2_evm/board_k2hk.c b/board/ti/ks2_evm/board_k2hk.c index e217beaed5..b35f24d7b5 100644 --- a/board/ti/ks2_evm/board_k2hk.c +++ b/board/ti/ks2_evm/board_k2hk.c @@ -23,6 +23,37 @@ unsigned int external_clk[ext_clk_count] = { [ddr3b_clk] = 100000000, }; +unsigned int get_external_clk(u32 clk) +{ + unsigned int clk_freq; + + switch (clk) { + case sys_clk: + clk_freq = 122880000; + break; + case alt_core_clk: + clk_freq = 125000000; + break; + case pa_clk: + clk_freq = 122880000; + break; + case tetris_clk: + clk_freq = 125000000; + break; + case ddr3a_clk: + clk_freq = 100000000; + break; + case ddr3b_clk: + clk_freq = 100000000; + break; + default: + clk_freq = 0; + break; + } + + return clk_freq; +} + static struct pll_init_data core_pll_config[NUM_SPDS] = { [SPD800] = CORE_PLL_799, [SPD1000] = CORE_PLL_999, diff --git a/board/ti/ks2_evm/board_k2l.c b/board/ti/ks2_evm/board_k2l.c index 2a2e0057e2..f3eea4200c 100644 --- a/board/ti/ks2_evm/board_k2l.c +++ b/board/ti/ks2_evm/board_k2l.c @@ -14,13 +14,33 @@ DECLARE_GLOBAL_DATA_PTR; -unsigned int external_clk[ext_clk_count] = { - [sys_clk] = 122880000, - [alt_core_clk] = 100000000, - [pa_clk] = 122880000, - [tetris_clk] = 122880000, - [ddr3a_clk] = 100000000, -}; +unsigned int get_external_clk(u32 clk) +{ + unsigned int clk_freq; + + switch (clk) { + case sys_clk: + clk_freq = 122880000; + break; + case alt_core_clk: + clk_freq = 100000000; + break; + case pa_clk: + clk_freq = 122880000; + break; + case tetris_clk: + clk_freq = 122880000; + break; + case ddr3a_clk: + clk_freq = 100000000; + break; + default: + clk_freq = 0; + break; + } + + return clk_freq; +} static struct pll_init_data core_pll_config[NUM_SPDS] = { [SPD800] = CORE_PLL_799, diff --git a/include/configs/ti_armv7_keystone2.h b/include/configs/ti_armv7_keystone2.h index 5d2a7ab509..868464cd32 100644 --- a/include/configs/ti_armv7_keystone2.h +++ b/include/configs/ti_armv7_keystone2.h @@ -318,7 +318,7 @@ #ifndef CONFIG_SOC_K2G #define CONFIG_SYS_HZ_CLOCK ks_clk_get_rate(KS2_CLK1_6) #else -#define CONFIG_SYS_HZ_CLOCK external_clk[sys_clk] +#define CONFIG_SYS_HZ_CLOCK get_external_clk(sys_clk) #endif #endif /* __CONFIG_KS2_EVM_H */