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path: root/drivers/clk/rockchip/clk-rk3368.c
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Diffstat (limited to 'drivers/clk/rockchip/clk-rk3368.c')
-rw-r--r--drivers/clk/rockchip/clk-rk3368.c175
1 files changed, 91 insertions, 84 deletions
diff --git a/drivers/clk/rockchip/clk-rk3368.c b/drivers/clk/rockchip/clk-rk3368.c
index 21f3ea909fab..a2bb12200465 100644
--- a/drivers/clk/rockchip/clk-rk3368.c
+++ b/drivers/clk/rockchip/clk-rk3368.c
@@ -121,7 +121,7 @@ PNAME(mux_i2s_2ch_p) = { "i2s_2ch_src", "i2s_2ch_frac",
"dummy", "xin12m" };
PNAME(mux_spdif_8ch_p) = { "spdif_8ch_pre", "spdif_8ch_frac",
"ext_i2s", "xin12m" };
-PNAME(mux_edp_24m_p) = { "dummy", "xin24m" };
+PNAME(mux_edp_24m_p) = { "xin24m", "dummy" };
PNAME(mux_vip_out_p) = { "vip_src", "xin24m" };
PNAME(mux_usbphy480m_p) = { "usbotg_out", "xin24m" };
PNAME(mux_hsic_usbphy480m_p) = { "usbotg_out", "dummy" };
@@ -165,7 +165,7 @@ static const struct rockchip_cpuclk_reg_data rk3368_cpuclkb_data = {
.core_reg = RK3368_CLKSEL_CON(0),
.div_core_shift = 0,
.div_core_mask = 0x1f,
- .mux_core_shift = 15,
+ .mux_core_shift = 7,
};
static const struct rockchip_cpuclk_reg_data rk3368_cpuclkl_data = {
@@ -218,36 +218,66 @@ static const struct rockchip_cpuclk_reg_data rk3368_cpuclkl_data = {
}
static struct rockchip_cpuclk_rate_table rk3368_cpuclkb_rates[] __initdata = {
- RK3368_CPUCLKB_RATE(1512000000, 2, 6, 6),
- RK3368_CPUCLKB_RATE(1488000000, 2, 5, 5),
- RK3368_CPUCLKB_RATE(1416000000, 2, 5, 5),
- RK3368_CPUCLKB_RATE(1200000000, 2, 4, 4),
- RK3368_CPUCLKB_RATE(1008000000, 2, 4, 4),
- RK3368_CPUCLKB_RATE( 816000000, 2, 3, 3),
- RK3368_CPUCLKB_RATE( 696000000, 2, 3, 3),
- RK3368_CPUCLKB_RATE( 600000000, 2, 2, 2),
- RK3368_CPUCLKB_RATE( 408000000, 2, 2, 2),
- RK3368_CPUCLKB_RATE( 312000000, 2, 2, 2),
+ RK3368_CPUCLKB_RATE(1512000000, 1, 5, 5),
+ RK3368_CPUCLKB_RATE(1488000000, 1, 4, 4),
+ RK3368_CPUCLKB_RATE(1416000000, 1, 4, 4),
+ RK3368_CPUCLKB_RATE(1200000000, 1, 3, 3),
+ RK3368_CPUCLKB_RATE(1008000000, 1, 3, 3),
+ RK3368_CPUCLKB_RATE( 816000000, 1, 2, 2),
+ RK3368_CPUCLKB_RATE( 696000000, 1, 2, 2),
+ RK3368_CPUCLKB_RATE( 600000000, 1, 1, 1),
+ RK3368_CPUCLKB_RATE( 408000000, 1, 1, 1),
+ RK3368_CPUCLKB_RATE( 312000000, 1, 1, 1),
};
static struct rockchip_cpuclk_rate_table rk3368_cpuclkl_rates[] __initdata = {
- RK3368_CPUCLKL_RATE(1512000000, 2, 7, 7),
- RK3368_CPUCLKL_RATE(1488000000, 2, 6, 6),
- RK3368_CPUCLKL_RATE(1416000000, 2, 6, 6),
- RK3368_CPUCLKL_RATE(1200000000, 2, 5, 5),
- RK3368_CPUCLKL_RATE(1008000000, 2, 5, 5),
- RK3368_CPUCLKL_RATE( 816000000, 2, 4, 4),
- RK3368_CPUCLKL_RATE( 696000000, 2, 3, 3),
- RK3368_CPUCLKL_RATE( 600000000, 2, 3, 3),
- RK3368_CPUCLKL_RATE( 408000000, 2, 2, 2),
- RK3368_CPUCLKL_RATE( 312000000, 2, 2, 2),
+ RK3368_CPUCLKL_RATE(1512000000, 1, 6, 6),
+ RK3368_CPUCLKL_RATE(1488000000, 1, 5, 5),
+ RK3368_CPUCLKL_RATE(1416000000, 1, 5, 5),
+ RK3368_CPUCLKL_RATE(1200000000, 1, 4, 4),
+ RK3368_CPUCLKL_RATE(1008000000, 1, 4, 4),
+ RK3368_CPUCLKL_RATE( 816000000, 1, 3, 3),
+ RK3368_CPUCLKL_RATE( 696000000, 1, 2, 2),
+ RK3368_CPUCLKL_RATE( 600000000, 1, 2, 2),
+ RK3368_CPUCLKL_RATE( 408000000, 1, 1, 1),
+ RK3368_CPUCLKL_RATE( 312000000, 1, 1, 1),
};
+static struct rockchip_clk_branch rk3368_i2s_8ch_fracmux __initdata =
+ MUX(0, "i2s_8ch_pre", mux_i2s_8ch_pre_p, CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(27), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3368_spdif_8ch_fracmux __initdata =
+ MUX(0, "spdif_8ch_pre", mux_spdif_8ch_p, CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(31), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3368_i2s_2ch_fracmux __initdata =
+ MUX(0, "i2s_2ch_pre", mux_i2s_2ch_p, CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(53), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3368_uart0_fracmux __initdata =
+ MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(33), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3368_uart1_fracmux __initdata =
+ MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(35), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3368_uart3_fracmux __initdata =
+ MUX(SCLK_UART3, "sclk_uart3", mux_uart3_p, CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(39), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3368_uart4_fracmux __initdata =
+ MUX(SCLK_UART4, "sclk_uart4", mux_uart4_p, CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(41), 8, 2, MFLAGS);
+
static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
/*
* Clock-Architecture Diagram 2
*/
+ FACTOR(0, "xin12m", "xin24m", 0, 1, 2),
+
MUX(SCLK_USBPHY480M, "usbphy_480m", mux_usbphy480m_p, CLK_SET_RATE_PARENT,
RK3368_CLKSEL_CON(13), 8, 1, MFLAGS),
@@ -299,7 +329,7 @@ static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
COMPOSITE_NOGATE_DIVTBL(0, "ddrphy_src", mux_ddrphy_p, CLK_IGNORE_UNUSED,
RK3368_CLKSEL_CON(13), 4, 1, MFLAGS, 0, 2, DFLAGS, div_ddrphy_t),
- GATE(0, "sclk_ddr", "ddrphy_div4", CLK_IGNORE_UNUSED,
+ FACTOR_GATE(0, "sclk_ddr", "ddrphy_src", CLK_IGNORE_UNUSED, 1, 4,
RK3368_CLKGATE_CON(6), 14, GFLAGS),
GATE(0, "sclk_ddr4x", "ddrphy_src", CLK_IGNORE_UNUSED,
RK3368_CLKGATE_CON(6), 15, GFLAGS),
@@ -337,11 +367,10 @@ static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
COMPOSITE(0, "i2s_8ch_src", mux_pll_src_cpll_gpll_p, 0,
RK3368_CLKSEL_CON(27), 12, 1, MFLAGS, 0, 7, DFLAGS,
RK3368_CLKGATE_CON(6), 1, GFLAGS),
- COMPOSITE_FRAC(0, "i2s_8ch_frac", "i2s_8ch_src", CLK_SET_RATE_PARENT,
- RK3368_CLKSEL_CON(28), 0,
- RK3368_CLKGATE_CON(6), 2, GFLAGS),
- MUX(0, "i2s_8ch_pre", mux_i2s_8ch_pre_p, CLK_SET_RATE_PARENT,
- RK3368_CLKSEL_CON(27), 8, 2, MFLAGS),
+ COMPOSITE_FRACMUX(0, "i2s_8ch_frac", "i2s_8ch_src", CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(28), 0,
+ RK3368_CLKGATE_CON(6), 2, GFLAGS,
+ &rk3368_i2s_8ch_fracmux),
COMPOSITE_NODIV(SCLK_I2S_8CH_OUT, "i2s_8ch_clkout", mux_i2s_8ch_clkout_p, 0,
RK3368_CLKSEL_CON(27), 15, 1, MFLAGS,
RK3368_CLKGATE_CON(6), 0, GFLAGS),
@@ -350,21 +379,21 @@ static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
COMPOSITE(0, "spdif_8ch_src", mux_pll_src_cpll_gpll_p, 0,
RK3368_CLKSEL_CON(31), 12, 1, MFLAGS, 0, 7, DFLAGS,
RK3368_CLKGATE_CON(6), 4, GFLAGS),
- COMPOSITE_FRAC(0, "spdif_8ch_frac", "spdif_8ch_src", CLK_SET_RATE_PARENT,
- RK3368_CLKSEL_CON(32), 0,
- RK3368_CLKGATE_CON(6), 5, GFLAGS),
- COMPOSITE_NODIV(SCLK_SPDIF_8CH, "sclk_spdif_8ch", mux_spdif_8ch_p, 0,
- RK3368_CLKSEL_CON(31), 8, 2, MFLAGS,
- RK3368_CLKGATE_CON(6), 6, GFLAGS),
+ COMPOSITE_FRACMUX(0, "spdif_8ch_frac", "spdif_8ch_src", CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(32), 0,
+ RK3368_CLKGATE_CON(6), 5, GFLAGS,
+ &rk3368_spdif_8ch_fracmux),
+ GATE(SCLK_SPDIF_8CH, "sclk_spdif_8ch", "spdif_8ch_pre", CLK_SET_RATE_PARENT,
+ RK3368_CLKGATE_CON(6), 6, GFLAGS),
COMPOSITE(0, "i2s_2ch_src", mux_pll_src_cpll_gpll_p, 0,
RK3368_CLKSEL_CON(53), 12, 1, MFLAGS, 0, 7, DFLAGS,
RK3368_CLKGATE_CON(5), 13, GFLAGS),
- COMPOSITE_FRAC(0, "i2s_2ch_frac", "i2s_2ch_src", CLK_SET_RATE_PARENT,
- RK3368_CLKSEL_CON(54), 0,
- RK3368_CLKGATE_CON(5), 14, GFLAGS),
- COMPOSITE_NODIV(SCLK_I2S_2CH, "sclk_i2s_2ch", mux_i2s_2ch_p, 0,
- RK3368_CLKSEL_CON(53), 8, 2, MFLAGS,
- RK3368_CLKGATE_CON(5), 15, GFLAGS),
+ COMPOSITE_FRACMUX(0, "i2s_2ch_frac", "i2s_2ch_src", CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(54), 0,
+ RK3368_CLKGATE_CON(5), 14, GFLAGS,
+ &rk3368_i2s_2ch_fracmux),
+ GATE(SCLK_I2S_2CH, "sclk_i2s_2ch", "i2s_2ch_pre", CLK_SET_RATE_PARENT,
+ RK3368_CLKGATE_CON(5), 15, GFLAGS),
COMPOSITE(0, "sclk_tsp", mux_pll_src_cpll_gpll_npll_p, 0,
RK3368_CLKSEL_CON(46), 6, 2, MFLAGS, 0, 5, DFLAGS,
@@ -384,18 +413,18 @@ static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
* Clock-Architecture Diagram 3
*/
- COMPOSITE(0, "aclk_vepu", mux_pll_src_cpll_gpll_usb_p, 0,
+ COMPOSITE(0, "aclk_vepu", mux_pll_src_cpll_gpll_npll_usb_p, 0,
RK3368_CLKSEL_CON(15), 6, 2, MFLAGS, 0, 5, DFLAGS,
RK3368_CLKGATE_CON(4), 6, GFLAGS),
- COMPOSITE(0, "aclk_vdpu", mux_pll_src_cpll_gpll_usb_p, 0,
+ COMPOSITE(0, "aclk_vdpu", mux_pll_src_cpll_gpll_npll_usb_p, 0,
RK3368_CLKSEL_CON(15), 14, 2, MFLAGS, 8, 5, DFLAGS,
RK3368_CLKGATE_CON(4), 7, GFLAGS),
/*
- * We introduce a virtual node of hclk_vodec_pre_v to split one clock
- * struct with a gate and a fix divider into two node in software.
+ * We use aclk_vdpu by default ---GRF_SOC_CON0[7] setting in system,
+ * so we ignore the mux and make clocks nodes as following,
*/
- GATE(0, "hclk_video_pre_v", "aclk_vdpu", 0,
+ FACTOR_GATE(0, "hclk_video_pre", "aclk_vdpu", 0, 1, 4,
RK3368_CLKGATE_CON(4), 8, GFLAGS),
COMPOSITE(0, "sclk_hevc_cabac_src", mux_pll_src_cpll_gpll_npll_usb_p, 0,
@@ -442,7 +471,7 @@ static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
GATE(SCLK_HDMI_HDCP, "sclk_hdmi_hdcp", "xin24m", 0,
RK3368_CLKGATE_CON(4), 13, GFLAGS),
GATE(SCLK_HDMI_CEC, "sclk_hdmi_cec", "xin32k", 0,
- RK3368_CLKGATE_CON(5), 12, GFLAGS),
+ RK3368_CLKGATE_CON(4), 12, GFLAGS),
COMPOSITE_NODIV(0, "vip_src", mux_pll_src_cpll_gpll_p, 0,
RK3368_CLKSEL_CON(21), 15, 1, MFLAGS,
@@ -560,38 +589,34 @@ static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
COMPOSITE(0, "uart0_src", mux_pll_src_cpll_gpll_usb_usb_p, 0,
RK3368_CLKSEL_CON(33), 12, 2, MFLAGS, 0, 7, DFLAGS,
RK3368_CLKGATE_CON(2), 0, GFLAGS),
- COMPOSITE_FRAC(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT,
- RK3368_CLKSEL_CON(34), 0,
- RK3368_CLKGATE_CON(2), 1, GFLAGS),
- MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT,
- RK3368_CLKSEL_CON(33), 8, 2, MFLAGS),
+ COMPOSITE_FRACMUX(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(34), 0,
+ RK3368_CLKGATE_CON(2), 1, GFLAGS,
+ &rk3368_uart0_fracmux),
COMPOSITE_NOMUX(0, "uart1_src", "uart_src", 0,
RK3368_CLKSEL_CON(35), 0, 7, DFLAGS,
RK3368_CLKGATE_CON(2), 2, GFLAGS),
- COMPOSITE_FRAC(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT,
- RK3368_CLKSEL_CON(36), 0,
- RK3368_CLKGATE_CON(2), 3, GFLAGS),
- MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT,
- RK3368_CLKSEL_CON(35), 8, 2, MFLAGS),
+ COMPOSITE_FRACMUX(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(36), 0,
+ RK3368_CLKGATE_CON(2), 3, GFLAGS,
+ &rk3368_uart1_fracmux),
COMPOSITE_NOMUX(0, "uart3_src", "uart_src", 0,
RK3368_CLKSEL_CON(39), 0, 7, DFLAGS,
RK3368_CLKGATE_CON(2), 6, GFLAGS),
- COMPOSITE_FRAC(0, "uart3_frac", "uart3_src", CLK_SET_RATE_PARENT,
- RK3368_CLKSEL_CON(40), 0,
- RK3368_CLKGATE_CON(2), 7, GFLAGS),
- MUX(SCLK_UART3, "sclk_uart3", mux_uart3_p, CLK_SET_RATE_PARENT,
- RK3368_CLKSEL_CON(39), 8, 2, MFLAGS),
+ COMPOSITE_FRACMUX(0, "uart3_frac", "uart3_src", CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(40), 0,
+ RK3368_CLKGATE_CON(2), 7, GFLAGS,
+ &rk3368_uart3_fracmux),
COMPOSITE_NOMUX(0, "uart4_src", "uart_src", 0,
RK3368_CLKSEL_CON(41), 0, 7, DFLAGS,
RK3368_CLKGATE_CON(2), 8, GFLAGS),
- COMPOSITE_FRAC(0, "uart4_frac", "uart4_src", CLK_SET_RATE_PARENT,
- RK3368_CLKSEL_CON(42), 0,
- RK3368_CLKGATE_CON(2), 9, GFLAGS),
- MUX(SCLK_UART4, "sclk_uart4", mux_uart4_p, CLK_SET_RATE_PARENT,
- RK3368_CLKSEL_CON(41), 8, 2, MFLAGS),
+ COMPOSITE_FRACMUX(0, "uart4_frac", "uart4_src", CLK_SET_RATE_PARENT,
+ RK3368_CLKSEL_CON(42), 0,
+ RK3368_CLKGATE_CON(2), 9, GFLAGS,
+ &rk3368_uart4_fracmux),
COMPOSITE(0, "mac_pll_src", mux_pll_src_npll_cpll_gpll_p, 0,
RK3368_CLKSEL_CON(43), 6, 2, MFLAGS, 0, 5, DFLAGS,
@@ -842,24 +867,6 @@ static void __init rk3368_clk_init(struct device_node *np)
rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
- /* xin12m is created by a cru-internal divider */
- clk = clk_register_fixed_factor(NULL, "xin12m", "xin24m", 0, 1, 2);
- if (IS_ERR(clk))
- pr_warn("%s: could not register clock xin12m: %ld\n",
- __func__, PTR_ERR(clk));
-
- /* ddrphy_div4 is created by a cru-internal divider */
- clk = clk_register_fixed_factor(NULL, "ddrphy_div4", "ddrphy_src", 0, 1, 4);
- if (IS_ERR(clk))
- pr_warn("%s: could not register clock xin12m: %ld\n",
- __func__, PTR_ERR(clk));
-
- clk = clk_register_fixed_factor(NULL, "hclk_video_pre",
- "hclk_video_pre_v", 0, 1, 4);
- if (IS_ERR(clk))
- pr_warn("%s: could not register clock hclk_vcodec_pre: %ld\n",
- __func__, PTR_ERR(clk));
-
/* Watchdog pclk is controlled by sgrf_soc_con3[7]. */
clk = clk_register_fixed_factor(NULL, "pclk_wdt", "pclk_pd_alive", 0, 1, 1);
if (IS_ERR(clk))