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CLK: SPEAr: Set CLK_SET_RATE_PARENT for few clocks

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Flag CLK_SET_RATE_PARENT is required for a clock, where we want to
propagate clk_set_rate to its parent. This patch adds this to multiple clocks.

Signed-off-by: Vipul Kumar Samar <vipulkumar.samar@st.com>
Signed-off-by: Shiraz Hashim <shiraz.hashim@st.com>
Signed-off-by: Rajeev Kumar <rajeev-dlh.kumar@st.com>
Signed-off-by: Vijay Kumar Mishra <vijay.kumar@st.com>
Signed-off-by: Vijay Kumar Mishra <vijay.kumar@st.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
tirimbino
Vipul Kumar Samar 12 years ago committed by Mike Turquette
parent 463f9e209c
commit 1249979242
5 changed files with 133 additions and 114 deletions
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  1. 3
      drivers/clk/spear/clk-aux-synth.c
  2. 49
      drivers/clk/spear/spear1310_clock.c
  3. 73
      drivers/clk/spear/spear1340_clock.c
  4. 119
      drivers/clk/spear/spear3xx_clock.c
  5. 3
      drivers/clk/spear/spear6xx_clock.c

3
drivers/clk/spear/clk-aux-synth.c
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@ -179,7 +179,8 @@ struct clk *clk_register_aux(const char *aux_name, const char *gate_name,
if (gate_name) {
struct clk *tgate_clk;
tgate_clk = clk_register_gate(NULL, gate_name, aux_name, 0, reg,
tgate_clk = clk_register_gate(NULL, gate_name, aux_name,
CLK_SET_RATE_PARENT, reg,
aux->masks->enable_bit, 0, lock);
if (IS_ERR_OR_NULL(tgate_clk))
goto free_aux;

49
drivers/clk/spear/spear1310_clock.c
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@ -483,7 +483,8 @@ void __init spear1310_clk_init(void)
clk_register_clkdev(clk, "ddr_clk", NULL);
/* clock derived from pll1 clk */
clk = clk_register_fixed_factor(NULL, "cpu_clk", "pll1_clk", 0, 1, 2);
clk = clk_register_fixed_factor(NULL, "cpu_clk", "pll1_clk",
CLK_SET_RATE_PARENT, 1, 2);
clk_register_clkdev(clk, "cpu_clk", NULL);
clk = clk_register_fixed_factor(NULL, "wdt_clk", "cpu_clk", 0, 1,
@ -547,14 +548,14 @@ void __init spear1310_clk_init(void)
clk_register_clkdev(clk1, "uart_syn_gclk", NULL);
clk = clk_register_mux(NULL, "uart0_mclk", uart0_parents,
ARRAY_SIZE(uart0_parents), 0, SPEAR1310_PERIP_CLK_CFG,
SPEAR1310_UART_CLK_SHIFT, SPEAR1310_UART_CLK_MASK, 0,
&_lock);
ARRAY_SIZE(uart0_parents), CLK_SET_RATE_PARENT,
SPEAR1310_PERIP_CLK_CFG, SPEAR1310_UART_CLK_SHIFT,
SPEAR1310_UART_CLK_MASK, 0, &_lock);
clk_register_clkdev(clk, "uart0_mclk", NULL);
clk = clk_register_gate(NULL, "uart0_clk", "uart0_mclk", 0,
SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_UART_CLK_ENB, 0,
&_lock);
clk = clk_register_gate(NULL, "uart0_clk", "uart0_mclk",
CLK_SET_RATE_PARENT, SPEAR1310_PERIP1_CLK_ENB,
SPEAR1310_UART_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, NULL, "e0000000.serial");
clk = clk_register_aux("sdhci_syn_clk", "sdhci_syn_gclk",
@ -563,9 +564,9 @@ void __init spear1310_clk_init(void)
clk_register_clkdev(clk, "sdhci_syn_clk", NULL);
clk_register_clkdev(clk1, "sdhci_syn_gclk", NULL);
clk = clk_register_gate(NULL, "sdhci_clk", "sdhci_syn_gclk", 0,
SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_SDHCI_CLK_ENB, 0,
&_lock);
clk = clk_register_gate(NULL, "sdhci_clk", "sdhci_syn_gclk",
CLK_SET_RATE_PARENT, SPEAR1310_PERIP1_CLK_ENB,
SPEAR1310_SDHCI_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, NULL, "b3000000.sdhci");
clk = clk_register_aux("cfxd_syn_clk", "cfxd_syn_gclk", "vco1div2_clk",
@ -574,9 +575,9 @@ void __init spear1310_clk_init(void)
clk_register_clkdev(clk, "cfxd_syn_clk", NULL);
clk_register_clkdev(clk1, "cfxd_syn_gclk", NULL);
clk = clk_register_gate(NULL, "cfxd_clk", "cfxd_syn_gclk", 0,
SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_CFXD_CLK_ENB, 0,
&_lock);
clk = clk_register_gate(NULL, "cfxd_clk", "cfxd_syn_gclk",
CLK_SET_RATE_PARENT, SPEAR1310_PERIP1_CLK_ENB,
SPEAR1310_CFXD_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, NULL, "b2800000.cf");
clk_register_clkdev(clk, NULL, "arasan_xd");
@ -587,9 +588,9 @@ void __init spear1310_clk_init(void)
clk_register_clkdev(clk1, "c3_syn_gclk", NULL);
clk = clk_register_mux(NULL, "c3_mclk", c3_parents,
ARRAY_SIZE(c3_parents), 0, SPEAR1310_PERIP_CLK_CFG,
SPEAR1310_C3_CLK_SHIFT, SPEAR1310_C3_CLK_MASK, 0,
&_lock);
ARRAY_SIZE(c3_parents), CLK_SET_RATE_PARENT,
SPEAR1310_PERIP_CLK_CFG, SPEAR1310_C3_CLK_SHIFT,
SPEAR1310_C3_CLK_MASK, 0, &_lock);
clk_register_clkdev(clk, "c3_mclk", NULL);
clk = clk_register_gate(NULL, "c3_clk", "c3_mclk", 0,
@ -630,7 +631,7 @@ void __init spear1310_clk_init(void)
clk_register_clkdev(clk, "clcd_syn_clk", NULL);
clk = clk_register_mux(NULL, "clcd_pixel_mclk", clcd_pixel_parents,
ARRAY_SIZE(clcd_pixel_parents), 0,
ARRAY_SIZE(clcd_pixel_parents), CLK_SET_RATE_PARENT,
SPEAR1310_PERIP_CLK_CFG, SPEAR1310_CLCD_CLK_SHIFT,
SPEAR1310_CLCD_CLK_MASK, 0, &_lock);
clk_register_clkdev(clk, "clcd_pixel_mclk", NULL);
@ -653,10 +654,10 @@ void __init spear1310_clk_init(void)
clk_register_clkdev(clk, "i2s_prs1_clk", NULL);
clk = clk_register_mux(NULL, "i2s_ref_mclk", i2s_ref_parents,
ARRAY_SIZE(i2s_ref_parents), 0, SPEAR1310_I2S_CLK_CFG,
SPEAR1310_I2S_REF_SHIFT, SPEAR1310_I2S_REF_SEL_MASK, 0,
&_lock);
clk_register_clkdev(clk, "i2s_ref_clk", NULL);
ARRAY_SIZE(i2s_ref_parents), CLK_SET_RATE_PARENT,
SPEAR1310_I2S_CLK_CFG, SPEAR1310_I2S_REF_SHIFT,
SPEAR1310_I2S_REF_SEL_MASK, 0, &_lock);
clk_register_clkdev(clk, "i2s_ref_mclk", NULL);
clk = clk_register_gate(NULL, "i2s_ref_pad_clk", "i2s_ref_mclk", 0,
SPEAR1310_PERIP2_CLK_ENB, SPEAR1310_I2S_REF_PAD_CLK_ENB,
@ -753,9 +754,9 @@ void __init spear1310_clk_init(void)
clk_register_clkdev(clk, "adc_syn_clk", NULL);
clk_register_clkdev(clk1, "adc_syn_gclk", NULL);
clk = clk_register_gate(NULL, "adc_clk", "adc_syn_gclk", 0,
SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_ADC_CLK_ENB, 0,
&_lock);
clk = clk_register_gate(NULL, "adc_clk", "adc_syn_gclk",
CLK_SET_RATE_PARENT, SPEAR1310_PERIP1_CLK_ENB,
SPEAR1310_ADC_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, NULL, "e0080000.adc");
/* clock derived from apb clk */

73
drivers/clk/spear/spear1340_clock.c
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@ -594,14 +594,14 @@ void __init spear1340_clk_init(void)
clk_register_clkdev(clk1, "uart0_syn_gclk", NULL);
clk = clk_register_mux(NULL, "uart0_mclk", uart0_parents,
ARRAY_SIZE(uart0_parents), 0, SPEAR1340_PERIP_CLK_CFG,
SPEAR1340_UART0_CLK_SHIFT, SPEAR1340_UART_CLK_MASK, 0,
&_lock);
ARRAY_SIZE(uart0_parents), CLK_SET_RATE_PARENT,
SPEAR1340_PERIP_CLK_CFG, SPEAR1340_UART0_CLK_SHIFT,
SPEAR1340_UART_CLK_MASK, 0, &_lock);
clk_register_clkdev(clk, "uart0_mclk", NULL);
clk = clk_register_gate(NULL, "uart0_clk", "uart0_mclk", 0,
SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UART0_CLK_ENB, 0,
&_lock);
clk = clk_register_gate(NULL, "uart0_clk", "uart0_mclk",
CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
SPEAR1340_UART0_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, NULL, "e0000000.serial");
clk = clk_register_aux("uart1_syn_clk", "uart1_syn_gclk",
@ -627,9 +627,9 @@ void __init spear1340_clk_init(void)
clk_register_clkdev(clk, "sdhci_syn_clk", NULL);
clk_register_clkdev(clk1, "sdhci_syn_gclk", NULL);
clk = clk_register_gate(NULL, "sdhci_clk", "sdhci_syn_gclk", 0,
SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SDHCI_CLK_ENB, 0,
&_lock);
clk = clk_register_gate(NULL, "sdhci_clk", "sdhci_syn_gclk",
CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
SPEAR1340_SDHCI_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, NULL, "b3000000.sdhci");
clk = clk_register_aux("cfxd_syn_clk", "cfxd_syn_gclk", "vco1div2_clk",
@ -638,9 +638,9 @@ void __init spear1340_clk_init(void)
clk_register_clkdev(clk, "cfxd_syn_clk", NULL);
clk_register_clkdev(clk1, "cfxd_syn_gclk", NULL);
clk = clk_register_gate(NULL, "cfxd_clk", "cfxd_syn_gclk", 0,
SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_CFXD_CLK_ENB, 0,
&_lock);
clk = clk_register_gate(NULL, "cfxd_clk", "cfxd_syn_gclk",
CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
SPEAR1340_CFXD_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, NULL, "b2800000.cf");
clk_register_clkdev(clk, NULL, "arasan_xd");
@ -651,12 +651,12 @@ void __init spear1340_clk_init(void)
clk_register_clkdev(clk1, "c3_syn_gclk", NULL);
clk = clk_register_mux(NULL, "c3_mclk", c3_parents,
ARRAY_SIZE(c3_parents), 0, SPEAR1340_PERIP_CLK_CFG,
SPEAR1340_C3_CLK_SHIFT, SPEAR1340_C3_CLK_MASK, 0,
&_lock);
ARRAY_SIZE(c3_parents), CLK_SET_RATE_PARENT,
SPEAR1340_PERIP_CLK_CFG, SPEAR1340_C3_CLK_SHIFT,
SPEAR1340_C3_CLK_MASK, 0, &_lock);
clk_register_clkdev(clk, "c3_mclk", NULL);
clk = clk_register_gate(NULL, "c3_clk", "c3_mclk", 0,
clk = clk_register_gate(NULL, "c3_clk", "c3_mclk", CLK_SET_RATE_PARENT,
SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_C3_CLK_ENB, 0,
&_lock);
clk_register_clkdev(clk, NULL, "e1800000.c3");
@ -694,7 +694,7 @@ void __init spear1340_clk_init(void)
clk_register_clkdev(clk, "clcd_syn_clk", NULL);
clk = clk_register_mux(NULL, "clcd_pixel_mclk", clcd_pixel_parents,
ARRAY_SIZE(clcd_pixel_parents), 0,
ARRAY_SIZE(clcd_pixel_parents), CLK_SET_RATE_PARENT,
SPEAR1340_PERIP_CLK_CFG, SPEAR1340_CLCD_CLK_SHIFT,
SPEAR1340_CLCD_CLK_MASK, 0, &_lock);
clk_register_clkdev(clk, "clcd_pixel_mclk", NULL);
@ -711,15 +711,16 @@ void __init spear1340_clk_init(void)
0, &_lock);
clk_register_clkdev(clk, "i2s_src_mclk", NULL);
clk = clk_register_aux("i2s_prs1_clk", NULL, "i2s_src_mclk", 0,
SPEAR1340_I2S_CLK_CFG, &i2s_prs1_masks, i2s_prs1_rtbl,
clk = clk_register_aux("i2s_prs1_clk", NULL, "i2s_src_mclk",
CLK_SET_RATE_PARENT, SPEAR1340_I2S_CLK_CFG,
&i2s_prs1_masks, i2s_prs1_rtbl,
ARRAY_SIZE(i2s_prs1_rtbl), &_lock, NULL);
clk_register_clkdev(clk, "i2s_prs1_clk", NULL);
clk = clk_register_mux(NULL, "i2s_ref_mclk", i2s_ref_parents,
ARRAY_SIZE(i2s_ref_parents), 0, SPEAR1340_I2S_CLK_CFG,
SPEAR1340_I2S_REF_SHIFT, SPEAR1340_I2S_REF_SEL_MASK, 0,
&_lock);
ARRAY_SIZE(i2s_ref_parents), CLK_SET_RATE_PARENT,
SPEAR1340_I2S_CLK_CFG, SPEAR1340_I2S_REF_SHIFT,
SPEAR1340_I2S_REF_SEL_MASK, 0, &_lock);
clk_register_clkdev(clk, "i2s_ref_mclk", NULL);
clk = clk_register_gate(NULL, "i2s_ref_pad_clk", "i2s_ref_mclk", 0,
@ -805,9 +806,9 @@ void __init spear1340_clk_init(void)
clk_register_clkdev(clk, "adc_syn_clk", NULL);
clk_register_clkdev(clk1, "adc_syn_gclk", NULL);
clk = clk_register_gate(NULL, "adc_clk", "adc_syn_gclk", 0,
SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_ADC_CLK_ENB, 0,
&_lock);
clk = clk_register_gate(NULL, "adc_clk", "adc_syn_gclk",
CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
SPEAR1340_ADC_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, NULL, "e0080000.adc");
/* clock derived from apb clk */
@ -874,9 +875,9 @@ void __init spear1340_clk_init(void)
&_lock);
clk_register_clkdev(clk, "gen_syn3_clk", NULL);
clk = clk_register_gate(NULL, "mali_clk", "gen_syn3_clk", 0,
SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_MALI_CLK_ENB, 0,
&_lock);
clk = clk_register_gate(NULL, "mali_clk", "gen_syn3_clk",
CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB,
SPEAR1340_MALI_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, NULL, "mali");
clk = clk_register_gate(NULL, "cec0_clk", "ahb_clk", 0,
@ -890,25 +891,25 @@ void __init spear1340_clk_init(void)
clk_register_clkdev(clk, NULL, "spear_cec.1");
clk = clk_register_mux(NULL, "spdif_out_mclk", spdif_out_parents,
ARRAY_SIZE(spdif_out_parents), 0,
ARRAY_SIZE(spdif_out_parents), CLK_SET_RATE_PARENT,
SPEAR1340_PERIP_CLK_CFG, SPEAR1340_SPDIF_OUT_CLK_SHIFT,
SPEAR1340_SPDIF_CLK_MASK, 0, &_lock);
clk_register_clkdev(clk, "spdif_out_mclk", NULL);
clk = clk_register_gate(NULL, "spdif_out_clk", "spdif_out_mclk", 0,
SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_SPDIF_OUT_CLK_ENB,
0, &_lock);
clk = clk_register_gate(NULL, "spdif_out_clk", "spdif_out_mclk",
CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB,
SPEAR1340_SPDIF_OUT_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, NULL, "d0000000.spdif-out");
clk = clk_register_mux(NULL, "spdif_in_mclk", spdif_in_parents,
ARRAY_SIZE(spdif_in_parents), 0,
ARRAY_SIZE(spdif_in_parents), CLK_SET_RATE_PARENT,
SPEAR1340_PERIP_CLK_CFG, SPEAR1340_SPDIF_IN_CLK_SHIFT,
SPEAR1340_SPDIF_CLK_MASK, 0, &_lock);
clk_register_clkdev(clk, "spdif_in_mclk", NULL);
clk = clk_register_gate(NULL, "spdif_in_clk", "spdif_in_mclk", 0,
SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_SPDIF_IN_CLK_ENB, 0,
&_lock);
clk = clk_register_gate(NULL, "spdif_in_clk", "spdif_in_mclk",
CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB,
SPEAR1340_SPDIF_IN_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, NULL, "d0100000.spdif-in");
clk = clk_register_gate(NULL, "acp_clk", "acp_mclk", 0,

119
drivers/clk/spear/spear3xx_clock.c
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@ -278,23 +278,26 @@ static void __init spear320_clk_init(void)
clk_register_clkdev(clk, NULL, "a9400000.i2s");
clk = clk_register_mux(NULL, "i2s_ref_clk", i2s_ref_parents,
ARRAY_SIZE(i2s_ref_parents), 0, SPEAR320_CONTROL_REG,
I2S_REF_PCLK_SHIFT, I2S_REF_PCLK_MASK, 0, &_lock);
ARRAY_SIZE(i2s_ref_parents), CLK_SET_RATE_PARENT,
SPEAR320_CONTROL_REG, I2S_REF_PCLK_SHIFT,
I2S_REF_PCLK_MASK, 0, &_lock);
clk_register_clkdev(clk, "i2s_ref_clk", NULL);
clk = clk_register_fixed_factor(NULL, "i2s_sclk", "i2s_ref_clk", 0, 1,
clk = clk_register_fixed_factor(NULL, "i2s_sclk", "i2s_ref_clk",
CLK_SET_RATE_PARENT, 1,
4);
clk_register_clkdev(clk, "i2s_sclk", NULL);
clk = clk_register_mux(NULL, "rs485_clk", uartx_parents,
ARRAY_SIZE(uartx_parents), 0, SPEAR320_EXT_CTRL_REG,
SPEAR320_RS485_PCLK_SHIFT, SPEAR320_UARTX_PCLK_MASK, 0,
&_lock);
ARRAY_SIZE(uartx_parents), CLK_SET_RATE_PARENT,
SPEAR320_EXT_CTRL_REG, SPEAR320_RS485_PCLK_SHIFT,
SPEAR320_UARTX_PCLK_MASK, 0, &_lock);
clk_register_clkdev(clk, NULL, "a9300000.serial");
clk = clk_register_mux(NULL, "sdhci_clk", sdhci_parents,
ARRAY_SIZE(sdhci_parents), 0, SPEAR320_CONTROL_REG,
SDHCI_PCLK_SHIFT, SDHCI_PCLK_MASK, 0, &_lock);
ARRAY_SIZE(sdhci_parents), CLK_SET_RATE_PARENT,
SPEAR320_CONTROL_REG, SDHCI_PCLK_SHIFT, SDHCI_PCLK_MASK,
0, &_lock);
clk_register_clkdev(clk, NULL, "70000000.sdhci");
clk = clk_register_mux(NULL, "smii_pclk", smii0_parents,
@ -306,38 +309,39 @@ static void __init spear320_clk_init(void)
clk_register_clkdev(clk, NULL, "smii");
clk = clk_register_mux(NULL, "uart1_clk", uartx_parents,
ARRAY_SIZE(uartx_parents), 0, SPEAR320_CONTROL_REG,
UART1_PCLK_SHIFT, UART1_PCLK_MASK, 0, &_lock);
ARRAY_SIZE(uartx_parents), CLK_SET_RATE_PARENT,
SPEAR320_CONTROL_REG, UART1_PCLK_SHIFT, UART1_PCLK_MASK,
0, &_lock);
clk_register_clkdev(clk, NULL, "a3000000.serial");
clk = clk_register_mux(NULL, "uart2_clk", uartx_parents,
ARRAY_SIZE(uartx_parents), 0, SPEAR320_EXT_CTRL_REG,
SPEAR320_UART2_PCLK_SHIFT, SPEAR320_UARTX_PCLK_MASK, 0,
&_lock);
ARRAY_SIZE(uartx_parents), CLK_SET_RATE_PARENT,
SPEAR320_EXT_CTRL_REG, SPEAR320_UART2_PCLK_SHIFT,
SPEAR320_UARTX_PCLK_MASK, 0, &_lock);
clk_register_clkdev(clk, NULL, "a4000000.serial");
clk = clk_register_mux(NULL, "uart3_clk", uartx_parents,
ARRAY_SIZE(uartx_parents), 0, SPEAR320_EXT_CTRL_REG,
SPEAR320_UART3_PCLK_SHIFT, SPEAR320_UARTX_PCLK_MASK, 0,
&_lock);
ARRAY_SIZE(uartx_parents), CLK_SET_RATE_PARENT,
SPEAR320_EXT_CTRL_REG, SPEAR320_UART3_PCLK_SHIFT,
SPEAR320_UARTX_PCLK_MASK, 0, &_lock);
clk_register_clkdev(clk, NULL, "a9100000.serial");
clk = clk_register_mux(NULL, "uart4_clk", uartx_parents,
ARRAY_SIZE(uartx_parents), 0, SPEAR320_EXT_CTRL_REG,
SPEAR320_UART4_PCLK_SHIFT, SPEAR320_UARTX_PCLK_MASK, 0,
&_lock);
ARRAY_SIZE(uartx_parents), CLK_SET_RATE_PARENT,
SPEAR320_EXT_CTRL_REG, SPEAR320_UART4_PCLK_SHIFT,
SPEAR320_UARTX_PCLK_MASK, 0, &_lock);
clk_register_clkdev(clk, NULL, "a9200000.serial");
clk = clk_register_mux(NULL, "uart5_clk", uartx_parents,
ARRAY_SIZE(uartx_parents), 0, SPEAR320_EXT_CTRL_REG,
SPEAR320_UART5_PCLK_SHIFT, SPEAR320_UARTX_PCLK_MASK, 0,
&_lock);
ARRAY_SIZE(uartx_parents), CLK_SET_RATE_PARENT,
SPEAR320_EXT_CTRL_REG, SPEAR320_UART5_PCLK_SHIFT,
SPEAR320_UARTX_PCLK_MASK, 0, &_lock);
clk_register_clkdev(clk, NULL, "60000000.serial");
clk = clk_register_mux(NULL, "uart6_clk", uartx_parents,
ARRAY_SIZE(uartx_parents), 0, SPEAR320_EXT_CTRL_REG,
SPEAR320_UART6_PCLK_SHIFT, SPEAR320_UARTX_PCLK_MASK, 0,
&_lock);
ARRAY_SIZE(uartx_parents), CLK_SET_RATE_PARENT,
SPEAR320_EXT_CTRL_REG, SPEAR320_UART6_PCLK_SHIFT,
SPEAR320_UARTX_PCLK_MASK, 0, &_lock);
clk_register_clkdev(clk, NULL, "60100000.serial");
}
#else
@ -386,7 +390,8 @@ void __init spear3xx_clk_init(void)
clk_register_clkdev(clk1, "pll2_clk", NULL);
/* clock derived from pll1 clk */
clk = clk_register_fixed_factor(NULL, "cpu_clk", "pll1_clk", 0, 1, 1);
clk = clk_register_fixed_factor(NULL, "cpu_clk", "pll1_clk",
CLK_SET_RATE_PARENT, 1, 1);
clk_register_clkdev(clk, "cpu_clk", NULL);
clk = clk_register_divider(NULL, "ahb_clk", "pll1_clk",
@ -401,12 +406,14 @@ void __init spear3xx_clk_init(void)
clk_register_clkdev(clk1, "uart_syn_gclk", NULL);
clk = clk_register_mux(NULL, "uart0_mclk", uart0_parents,
ARRAY_SIZE(uart0_parents), 0, PERIP_CLK_CFG,
UART_CLK_SHIFT, UART_CLK_MASK, 0, &_lock);
ARRAY_SIZE(uart0_parents), CLK_SET_RATE_PARENT,
PERIP_CLK_CFG, UART_CLK_SHIFT, UART_CLK_MASK, 0,
&_lock);
clk_register_clkdev(clk, "uart0_mclk", NULL);
clk = clk_register_gate(NULL, "uart0", "uart0_mclk", 0, PERIP1_CLK_ENB,
UART_CLK_ENB, 0, &_lock);
clk = clk_register_gate(NULL, "uart0", "uart0_mclk",
CLK_SET_RATE_PARENT, PERIP1_CLK_ENB, UART_CLK_ENB, 0,
&_lock);
clk_register_clkdev(clk, NULL, "d0000000.serial");
clk = clk_register_aux("firda_syn_clk", "firda_syn_gclk", "pll1_clk", 0,
@ -416,40 +423,44 @@ void __init spear3xx_clk_init(void)
clk_register_clkdev(clk1, "firda_syn_gclk", NULL);
clk = clk_register_mux(NULL, "firda_mclk", firda_parents,
ARRAY_SIZE(firda_parents), 0, PERIP_CLK_CFG,
FIRDA_CLK_SHIFT, FIRDA_CLK_MASK, 0, &_lock);
ARRAY_SIZE(firda_parents), CLK_SET_RATE_PARENT,
PERIP_CLK_CFG, FIRDA_CLK_SHIFT, FIRDA_CLK_MASK, 0,
&_lock);
clk_register_clkdev(clk, "firda_mclk", NULL);
clk = clk_register_gate(NULL, "firda_clk", "firda_mclk", 0,
PERIP1_CLK_ENB, FIRDA_CLK_ENB, 0, &_lock);
clk = clk_register_gate(NULL, "firda_clk", "firda_mclk",
CLK_SET_RATE_PARENT, PERIP1_CLK_ENB, FIRDA_CLK_ENB, 0,
&_lock);
clk_register_clkdev(clk, NULL, "firda");
/* gpt clocks */
clk_register_gpt("gpt0_syn_clk", "pll1_clk", 0, PRSC0_CLK_CFG, gpt_rtbl,
ARRAY_SIZE(gpt_rtbl), &_lock);
clk = clk_register_mux(NULL, "gpt0_clk", gpt0_parents,
ARRAY_SIZE(gpt0_parents), 0, PERIP_CLK_CFG,
GPT0_CLK_SHIFT, GPT_CLK_MASK, 0, &_lock);
ARRAY_SIZE(gpt0_parents), CLK_SET_RATE_PARENT,
PERIP_CLK_CFG, GPT0_CLK_SHIFT, GPT_CLK_MASK, 0, &_lock);
clk_register_clkdev(clk, NULL, "gpt0");
clk_register_gpt("gpt1_syn_clk", "pll1_clk", 0, PRSC1_CLK_CFG, gpt_rtbl,
ARRAY_SIZE(gpt_rtbl), &_lock);
clk = clk_register_mux(NULL, "gpt1_mclk", gpt1_parents,
ARRAY_SIZE(gpt1_parents), 0, PERIP_CLK_CFG,
GPT1_CLK_SHIFT, GPT_CLK_MASK, 0, &_lock);
ARRAY_SIZE(gpt1_parents), CLK_SET_RATE_PARENT,
PERIP_CLK_CFG, GPT1_CLK_SHIFT, GPT_CLK_MASK, 0, &_lock);
clk_register_clkdev(clk, "gpt1_mclk", NULL);
clk = clk_register_gate(NULL, "gpt1_clk", "gpt1_mclk", 0,
PERIP1_CLK_ENB, GPT1_CLK_ENB, 0, &_lock);
clk = clk_register_gate(NULL, "gpt1_clk", "gpt1_mclk",
CLK_SET_RATE_PARENT, PERIP1_CLK_ENB, GPT1_CLK_ENB, 0,
&_lock);
clk_register_clkdev(clk, NULL, "gpt1");
clk_register_gpt("gpt2_syn_clk", "pll1_clk", 0, PRSC2_CLK_CFG, gpt_rtbl,
ARRAY_SIZE(gpt_rtbl), &_lock);
clk = clk_register_mux(NULL, "gpt2_mclk", gpt2_parents,
ARRAY_SIZE(gpt2_parents), 0, PERIP_CLK_CFG,
GPT2_CLK_SHIFT, GPT_CLK_MASK, 0, &_lock);
ARRAY_SIZE(gpt2_parents), CLK_SET_RATE_PARENT,
PERIP_CLK_CFG, GPT2_CLK_SHIFT, GPT_CLK_MASK, 0, &_lock);
clk_register_clkdev(clk, "gpt2_mclk", NULL);
clk = clk_register_gate(NULL, "gpt2_clk", "gpt2_mclk", 0,
PERIP1_CLK_ENB, GPT2_CLK_ENB, 0, &_lock);
clk = clk_register_gate(NULL, "gpt2_clk", "gpt2_mclk",
CLK_SET_RATE_PARENT, PERIP1_CLK_ENB, GPT2_CLK_ENB, 0,
&_lock);
clk_register_clkdev(clk, NULL, "gpt2");
/* general synths clocks */
@ -587,20 +598,24 @@ void __init spear3xx_clk_init(void)
RAS_CLK_ENB, RAS_48M_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, "ras_pll3_clk", NULL);
clk = clk_register_gate(NULL, "ras_syn0_gclk", "gen0_syn_gclk", 0,
RAS_CLK_ENB, RAS_SYNT0_CLK_ENB, 0, &_lock);
clk = clk_register_gate(NULL, "ras_syn0_gclk", "gen0_syn_gclk",
CLK_SET_RATE_PARENT, RAS_CLK_ENB, RAS_SYNT0_CLK_ENB, 0,
&_lock);
clk_register_clkdev(clk, "ras_syn0_gclk", NULL);
clk = clk_register_gate(NULL, "ras_syn1_gclk", "gen1_syn_gclk", 0,
RAS_CLK_ENB, RAS_SYNT1_CLK_ENB, 0, &_lock);
clk = clk_register_gate(NULL, "ras_syn1_gclk", "gen1_syn_gclk",
CLK_SET_RATE_PARENT, RAS_CLK_ENB, RAS_SYNT1_CLK_ENB, 0,
&_lock);
clk_register_clkdev(clk, "ras_syn1_gclk", NULL);
clk = clk_register_gate(NULL, "ras_syn2_gclk", "gen2_syn_gclk", 0,
RAS_CLK_ENB, RAS_SYNT2_CLK_ENB, 0, &_lock);
clk = clk_register_gate(NULL, "ras_syn2_gclk", "gen2_syn_gclk",
CLK_SET_RATE_PARENT, RAS_CLK_ENB, RAS_SYNT2_CLK_ENB, 0,
&_lock);
clk_register_clkdev(clk, "ras_syn2_gclk", NULL);
clk = clk_register_gate(NULL, "ras_syn3_gclk", "gen3_syn_gclk", 0,
RAS_CLK_ENB, RAS_SYNT3_CLK_ENB, 0, &_lock);
clk = clk_register_gate(NULL, "ras_syn3_gclk", "gen3_syn_gclk",
CLK_SET_RATE_PARENT, RAS_CLK_ENB, RAS_SYNT3_CLK_ENB, 0,
&_lock);
clk_register_clkdev(clk, "ras_syn3_gclk", NULL);
if (of_machine_is_compatible("st,spear300"))

3
drivers/clk/spear/spear6xx_clock.c
Unescape View File

@ -156,7 +156,8 @@ void __init spear6xx_clk_init(void)
clk_register_clkdev(clk, NULL, "wdt");
/* clock derived from pll1 clk */
clk = clk_register_fixed_factor(NULL, "cpu_clk", "pll1_clk", 0, 1, 1);
clk = clk_register_fixed_factor(NULL, "cpu_clk", "pll1_clk",
CLK_SET_RATE_PARENT, 1, 1);
clk_register_clkdev(clk, "cpu_clk", NULL);
clk = clk_register_divider(NULL, "ahb_clk", "pll1_clk",

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