diff options
Diffstat (limited to 'kernel/drivers/clk/rockchip/clk-rk3188.c')
| -rw-r--r-- | kernel/drivers/clk/rockchip/clk-rk3188.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/kernel/drivers/clk/rockchip/clk-rk3188.c b/kernel/drivers/clk/rockchip/clk-rk3188.c index 556ce041d..abb476087 100644 --- a/kernel/drivers/clk/rockchip/clk-rk3188.c +++ b/kernel/drivers/clk/rockchip/clk-rk3188.c @@ -13,6 +13,7 @@ * GNU General Public License for more details. */ +#include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/of.h> #include <linux/of_address.h> @@ -26,7 +27,7 @@ enum rk3188_plls { apll, cpll, dpll, gpll, }; -struct rockchip_pll_rate_table rk3188_pll_rates[] = { +static struct rockchip_pll_rate_table rk3188_pll_rates[] = { RK3066_PLL_RATE(2208000000, 1, 92, 1), RK3066_PLL_RATE(2184000000, 1, 91, 1), RK3066_PLL_RATE(2160000000, 1, 90, 1), @@ -201,7 +202,7 @@ PNAME(mux_pll_src_cpll_gpll_p) = { "cpll", "gpll" }; PNAME(mux_aclk_cpu_p) = { "apll", "gpll" }; PNAME(mux_sclk_cif0_p) = { "cif0_pre", "xin24m" }; PNAME(mux_sclk_i2s0_p) = { "i2s0_pre", "i2s0_frac", "xin12m" }; -PNAME(mux_sclk_spdif_p) = { "spdif_src", "spdif_frac", "xin12m" }; +PNAME(mux_sclk_spdif_p) = { "spdif_pre", "spdif_frac", "xin12m" }; PNAME(mux_sclk_uart0_p) = { "uart0_pre", "uart0_frac", "xin24m" }; PNAME(mux_sclk_uart1_p) = { "uart1_pre", "uart1_frac", "xin24m" }; PNAME(mux_sclk_uart2_p) = { "uart2_pre", "uart2_frac", "xin24m" }; @@ -235,6 +236,7 @@ static struct rockchip_pll_clock rk3188_pll_clks[] __initdata = { #define MFLAGS CLK_MUX_HIWORD_MASK #define DFLAGS CLK_DIVIDER_HIWORD_MASK #define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE) +#define IFLAGS ROCKCHIP_INVERTER_HIWORD_MASK /* 2 ^ (val + 1) */ static struct clk_div_table div_core_peri_t[] = { @@ -310,6 +312,8 @@ static struct rockchip_clk_branch common_clk_branches[] __initdata = { GATE(0, "pclkin_cif0", "ext_cif0", 0, RK2928_CLKGATE_CON(3), 3, GFLAGS), + INVERTER(0, "pclk_cif0", "pclkin_cif0", + RK2928_CLKSEL_CON(30), 8, IFLAGS), /* * the 480m are generated inside the usb block from these clocks, @@ -334,8 +338,10 @@ static struct rockchip_clk_branch common_clk_branches[] __initdata = { COMPOSITE_FRAC(0, "hsadc_frac", "hsadc_src", 0, RK2928_CLKSEL_CON(23), 0, RK2928_CLKGATE_CON(2), 7, GFLAGS), - MUX(SCLK_HSADC, "sclk_hsadc", mux_sclk_hsadc_p, 0, + MUX(0, "sclk_hsadc_out", mux_sclk_hsadc_p, 0, RK2928_CLKSEL_CON(22), 4, 2, MFLAGS), + INVERTER(SCLK_HSADC, "sclk_hsadc", "sclk_hsadc_out", + RK2928_CLKSEL_CON(22), 7, IFLAGS), COMPOSITE_NOMUX(SCLK_SARADC, "sclk_saradc", "xin24m", 0, RK2928_CLKSEL_CON(24), 8, 8, DFLAGS, @@ -344,10 +350,10 @@ static struct rockchip_clk_branch common_clk_branches[] __initdata = { COMPOSITE_NOMUX(0, "spdif_pre", "i2s_src", 0, RK2928_CLKSEL_CON(5), 0, 7, DFLAGS, RK2928_CLKGATE_CON(0), 13, GFLAGS), - COMPOSITE_FRAC(0, "spdif_frac", "spdif_pll", 0, + COMPOSITE_FRAC(0, "spdif_frac", "spdif_pre", CLK_SET_RATE_PARENT, RK2928_CLKSEL_CON(9), 0, RK2928_CLKGATE_CON(0), 14, GFLAGS), - MUX(SCLK_SPDIF, "sclk_spdif", mux_sclk_spdif_p, 0, + MUX(SCLK_SPDIF, "sclk_spdif", mux_sclk_spdif_p, CLK_SET_RATE_PARENT, RK2928_CLKSEL_CON(5), 8, 2, MFLAGS), /* @@ -557,6 +563,8 @@ static struct rockchip_clk_branch rk3066a_clk_branches[] __initdata = { GATE(0, "pclkin_cif1", "ext_cif1", 0, RK2928_CLKGATE_CON(3), 4, GFLAGS), + INVERTER(0, "pclk_cif1", "pclkin_cif1", + RK2928_CLKSEL_CON(30), 12, IFLAGS), COMPOSITE(0, "aclk_gpu_src", mux_pll_src_cpll_gpll_p, 0, RK2928_CLKSEL_CON(33), 8, 1, MFLAGS, 0, 5, DFLAGS, @@ -708,6 +716,8 @@ static const char *const rk3188_critical_clocks[] __initconst = { "aclk_cpu", "aclk_peri", "hclk_peri", + "pclk_cpu", + "pclk_peri", }; static void __init rk3188_common_clk_init(struct device_node *np) @@ -736,8 +746,6 @@ static void __init rk3188_common_clk_init(struct device_node *np) rockchip_clk_register_branches(common_clk_branches, ARRAY_SIZE(common_clk_branches)); - rockchip_clk_protect_critical(rk3188_critical_clocks, - ARRAY_SIZE(rk3188_critical_clocks)); rockchip_register_softrst(np, 9, reg_base + RK2928_SOFTRST_CON(0), ROCKCHIP_SOFTRST_HIWORD_MASK); @@ -757,6 +765,8 @@ static void __init rk3066a_clk_init(struct device_node *np) mux_armclk_p, ARRAY_SIZE(mux_armclk_p), &rk3066_cpuclk_data, rk3066_cpuclk_rates, ARRAY_SIZE(rk3066_cpuclk_rates)); + rockchip_clk_protect_critical(rk3188_critical_clocks, + ARRAY_SIZE(rk3188_critical_clocks)); } CLK_OF_DECLARE(rk3066a_cru, "rockchip,rk3066a-cru", rk3066a_clk_init); @@ -793,6 +803,9 @@ static void __init rk3188a_clk_init(struct device_node *np) pr_warn("%s: missing clocks to reparent aclk_cpu_pre to gpll\n", __func__); } + + rockchip_clk_protect_critical(rk3188_critical_clocks, + ARRAY_SIZE(rk3188_critical_clocks)); } CLK_OF_DECLARE(rk3188a_cru, "rockchip,rk3188a-cru", rk3188a_clk_init); @@ -809,7 +822,7 @@ static void __init rk3188_clk_init(struct device_node *np) rate = pll->rate_table; while (rate->rate > 0) { - rate->bwadj = 0; + rate->nb = 1; rate++; } } |