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path: root/drivers/clk/renesas/r9a08g045-cpg.c
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Diffstat (limited to 'drivers/clk/renesas/r9a08g045-cpg.c')
-rw-r--r--drivers/clk/renesas/r9a08g045-cpg.c136
1 files changed, 134 insertions, 2 deletions
diff --git a/drivers/clk/renesas/r9a08g045-cpg.c b/drivers/clk/renesas/r9a08g045-cpg.c
index 2582ba95256e..4035f3443598 100644
--- a/drivers/clk/renesas/r9a08g045-cpg.c
+++ b/drivers/clk/renesas/r9a08g045-cpg.c
@@ -9,6 +9,7 @@
#include <linux/device.h>
#include <linux/init.h>
#include <linux/kernel.h>
+#include <linux/pm_domain.h>
#include <dt-bindings/clock/r9a08g045-cpg.h>
@@ -50,7 +51,7 @@
#define G3S_SEL_SDHI2 SEL_PLL_PACK(G3S_CPG_SDHI_DSEL, 8, 2)
/* PLL 1/4/6 configuration registers macro. */
-#define G3S_PLL146_CONF(clk1, clk2) ((clk1) << 22 | (clk2) << 12)
+#define G3S_PLL146_CONF(clk1, clk2, setting) ((clk1) << 22 | (clk2) << 12 | (setting))
#define DEF_G3S_MUX(_name, _id, _conf, _parent_names, _mux_flags, _clk_flags) \
DEF_TYPE(_name, _id, CLK_TYPE_MUX, .conf = (_conf), \
@@ -133,7 +134,8 @@ static const struct cpg_core_clk r9a08g045_core_clks[] __initconst = {
/* Internal Core Clocks */
DEF_FIXED(".osc_div1000", CLK_OSC_DIV1000, CLK_EXTAL, 1, 1000),
- DEF_G3S_PLL(".pll1", CLK_PLL1, CLK_EXTAL, G3S_PLL146_CONF(0x4, 0x8)),
+ DEF_G3S_PLL(".pll1", CLK_PLL1, CLK_EXTAL, G3S_PLL146_CONF(0x4, 0x8, 0x100),
+ 1100000000UL),
DEF_FIXED(".pll2", CLK_PLL2, CLK_EXTAL, 200, 3),
DEF_FIXED(".pll3", CLK_PLL3, CLK_EXTAL, 200, 3),
DEF_FIXED(".pll4", CLK_PLL4, CLK_EXTAL, 100, 3),
@@ -186,6 +188,7 @@ static const struct cpg_core_clk r9a08g045_core_clks[] __initconst = {
DEF_FIXED("OSC", R9A08G045_OSCCLK, CLK_EXTAL, 1, 1),
DEF_FIXED("OSC2", R9A08G045_OSCCLK2, CLK_EXTAL, 1, 3),
DEF_FIXED("HP", R9A08G045_CLK_HP, CLK_PLL6, 1, 2),
+ DEF_FIXED("TSU", R9A08G045_CLK_TSU, CLK_PLL2_DIV2, 1, 8),
};
static const struct rzg2l_mod_clk r9a08g045_mod_clks[] = {
@@ -193,6 +196,9 @@ static const struct rzg2l_mod_clk r9a08g045_mod_clks[] = {
DEF_MOD("ia55_pclk", R9A08G045_IA55_PCLK, R9A08G045_CLK_P2, 0x518, 0),
DEF_MOD("ia55_clk", R9A08G045_IA55_CLK, R9A08G045_CLK_P1, 0x518, 1),
DEF_MOD("dmac_aclk", R9A08G045_DMAC_ACLK, R9A08G045_CLK_P3, 0x52c, 0),
+ DEF_MOD("dmac_pclk", R9A08G045_DMAC_PCLK, CLK_P3_DIV2, 0x52c, 1),
+ DEF_MOD("wdt0_pclk", R9A08G045_WDT0_PCLK, R9A08G045_CLK_P0, 0x548, 0),
+ DEF_MOD("wdt0_clk", R9A08G045_WDT0_CLK, R9A08G045_OSCCLK, 0x548, 1),
DEF_MOD("sdhi0_imclk", R9A08G045_SDHI0_IMCLK, CLK_SD0_DIV4, 0x554, 0),
DEF_MOD("sdhi0_imclk2", R9A08G045_SDHI0_IMCLK2, CLK_SD0_DIV4, 0x554, 1),
DEF_MOD("sdhi0_clk_hs", R9A08G045_SDHI0_CLK_HS, R9A08G045_CLK_SD0, 0x554, 2),
@@ -205,29 +211,78 @@ static const struct rzg2l_mod_clk r9a08g045_mod_clks[] = {
DEF_MOD("sdhi2_imclk2", R9A08G045_SDHI2_IMCLK2, CLK_SD2_DIV4, 0x554, 9),
DEF_MOD("sdhi2_clk_hs", R9A08G045_SDHI2_CLK_HS, R9A08G045_CLK_SD2, 0x554, 10),
DEF_MOD("sdhi2_aclk", R9A08G045_SDHI2_ACLK, R9A08G045_CLK_P1, 0x554, 11),
+ DEF_MOD("ssi0_pclk2", R9A08G045_SSI0_PCLK2, R9A08G045_CLK_P0, 0x570, 0),
+ DEF_MOD("ssi0_sfr", R9A08G045_SSI0_PCLK_SFR, R9A08G045_CLK_P0, 0x570, 1),
+ DEF_MOD("ssi1_pclk2", R9A08G045_SSI1_PCLK2, R9A08G045_CLK_P0, 0x570, 2),
+ DEF_MOD("ssi1_sfr", R9A08G045_SSI1_PCLK_SFR, R9A08G045_CLK_P0, 0x570, 3),
+ DEF_MOD("ssi2_pclk2", R9A08G045_SSI2_PCLK2, R9A08G045_CLK_P0, 0x570, 4),
+ DEF_MOD("ssi2_sfr", R9A08G045_SSI2_PCLK_SFR, R9A08G045_CLK_P0, 0x570, 5),
+ DEF_MOD("ssi3_pclk2", R9A08G045_SSI3_PCLK2, R9A08G045_CLK_P0, 0x570, 6),
+ DEF_MOD("ssi3_sfr", R9A08G045_SSI3_PCLK_SFR, R9A08G045_CLK_P0, 0x570, 7),
+ DEF_MOD("usb0_host", R9A08G045_USB_U2H0_HCLK, R9A08G045_CLK_P1, 0x578, 0),
+ DEF_MOD("usb1_host", R9A08G045_USB_U2H1_HCLK, R9A08G045_CLK_P1, 0x578, 1),
+ DEF_MOD("usb0_func", R9A08G045_USB_U2P_EXR_CPUCLK, R9A08G045_CLK_P1, 0x578, 2),
+ DEF_MOD("usb_pclk", R9A08G045_USB_PCLK, R9A08G045_CLK_P1, 0x578, 3),
DEF_COUPLED("eth0_axi", R9A08G045_ETH0_CLK_AXI, R9A08G045_CLK_M0, 0x57c, 0),
DEF_COUPLED("eth0_chi", R9A08G045_ETH0_CLK_CHI, R9A08G045_CLK_ZT, 0x57c, 0),
DEF_MOD("eth0_refclk", R9A08G045_ETH0_REFCLK, R9A08G045_CLK_HP, 0x57c, 8),
DEF_COUPLED("eth1_axi", R9A08G045_ETH1_CLK_AXI, R9A08G045_CLK_M0, 0x57c, 1),
DEF_COUPLED("eth1_chi", R9A08G045_ETH1_CLK_CHI, R9A08G045_CLK_ZT, 0x57c, 1),
DEF_MOD("eth1_refclk", R9A08G045_ETH1_REFCLK, R9A08G045_CLK_HP, 0x57c, 9),
+ DEF_MOD("i2c0_pclk", R9A08G045_I2C0_PCLK, R9A08G045_CLK_P0, 0x580, 0),
+ DEF_MOD("i2c1_pclk", R9A08G045_I2C1_PCLK, R9A08G045_CLK_P0, 0x580, 1),
+ DEF_MOD("i2c2_pclk", R9A08G045_I2C2_PCLK, R9A08G045_CLK_P0, 0x580, 2),
+ DEF_MOD("i2c3_pclk", R9A08G045_I2C3_PCLK, R9A08G045_CLK_P0, 0x580, 3),
DEF_MOD("scif0_clk_pck", R9A08G045_SCIF0_CLK_PCK, R9A08G045_CLK_P0, 0x584, 0),
+ DEF_MOD("scif1_clk_pck", R9A08G045_SCIF1_CLK_PCK, R9A08G045_CLK_P0, 0x584, 1),
+ DEF_MOD("scif2_clk_pck", R9A08G045_SCIF2_CLK_PCK, R9A08G045_CLK_P0, 0x584, 2),
+ DEF_MOD("scif3_clk_pck", R9A08G045_SCIF3_CLK_PCK, R9A08G045_CLK_P0, 0x584, 3),
+ DEF_MOD("scif4_clk_pck", R9A08G045_SCIF4_CLK_PCK, R9A08G045_CLK_P0, 0x584, 4),
+ DEF_MOD("scif5_clk_pck", R9A08G045_SCIF5_CLK_PCK, R9A08G045_CLK_P0, 0x584, 5),
DEF_MOD("gpio_hclk", R9A08G045_GPIO_HCLK, R9A08G045_OSCCLK, 0x598, 0),
+ DEF_MOD("adc_adclk", R9A08G045_ADC_ADCLK, R9A08G045_CLK_TSU, 0x5a8, 0),
+ DEF_MOD("adc_pclk", R9A08G045_ADC_PCLK, R9A08G045_CLK_TSU, 0x5a8, 1),
+ DEF_MOD("tsu_pclk", R9A08G045_TSU_PCLK, R9A08G045_CLK_TSU, 0x5ac, 0),
+ DEF_MOD("vbat_bclk", R9A08G045_VBAT_BCLK, R9A08G045_OSCCLK, 0x614, 0),
};
static const struct rzg2l_reset r9a08g045_resets[] = {
DEF_RST(R9A08G045_GIC600_GICRESET_N, 0x814, 0),
DEF_RST(R9A08G045_GIC600_DBG_GICRESET_N, 0x814, 1),
DEF_RST(R9A08G045_IA55_RESETN, 0x818, 0),
+ DEF_RST(R9A08G045_DMAC_ARESETN, 0x82c, 0),
+ DEF_RST(R9A08G045_DMAC_RST_ASYNC, 0x82c, 1),
+ DEF_RST(R9A08G045_WDT0_PRESETN, 0x848, 0),
DEF_RST(R9A08G045_SDHI0_IXRST, 0x854, 0),
DEF_RST(R9A08G045_SDHI1_IXRST, 0x854, 1),
DEF_RST(R9A08G045_SDHI2_IXRST, 0x854, 2),
+ DEF_RST(R9A08G045_SSI0_RST_M2_REG, 0x870, 0),
+ DEF_RST(R9A08G045_SSI1_RST_M2_REG, 0x870, 1),
+ DEF_RST(R9A08G045_SSI2_RST_M2_REG, 0x870, 2),
+ DEF_RST(R9A08G045_SSI3_RST_M2_REG, 0x870, 3),
+ DEF_RST(R9A08G045_USB_U2H0_HRESETN, 0x878, 0),
+ DEF_RST(R9A08G045_USB_U2H1_HRESETN, 0x878, 1),
+ DEF_RST(R9A08G045_USB_U2P_EXL_SYSRST, 0x878, 2),
+ DEF_RST(R9A08G045_USB_PRESETN, 0x878, 3),
DEF_RST(R9A08G045_ETH0_RST_HW_N, 0x87c, 0),
DEF_RST(R9A08G045_ETH1_RST_HW_N, 0x87c, 1),
+ DEF_RST(R9A08G045_I2C0_MRST, 0x880, 0),
+ DEF_RST(R9A08G045_I2C1_MRST, 0x880, 1),
+ DEF_RST(R9A08G045_I2C2_MRST, 0x880, 2),
+ DEF_RST(R9A08G045_I2C3_MRST, 0x880, 3),
DEF_RST(R9A08G045_SCIF0_RST_SYSTEM_N, 0x884, 0),
+ DEF_RST(R9A08G045_SCIF1_RST_SYSTEM_N, 0x884, 1),
+ DEF_RST(R9A08G045_SCIF2_RST_SYSTEM_N, 0x884, 2),
+ DEF_RST(R9A08G045_SCIF3_RST_SYSTEM_N, 0x884, 3),
+ DEF_RST(R9A08G045_SCIF4_RST_SYSTEM_N, 0x884, 4),
+ DEF_RST(R9A08G045_SCIF5_RST_SYSTEM_N, 0x884, 5),
DEF_RST(R9A08G045_GPIO_RSTN, 0x898, 0),
DEF_RST(R9A08G045_GPIO_PORT_RESETN, 0x898, 1),
DEF_RST(R9A08G045_GPIO_SPARE_RESETN, 0x898, 2),
+ DEF_RST(R9A08G045_ADC_PRESETN, 0x8a8, 0),
+ DEF_RST(R9A08G045_ADC_ADRST_N, 0x8a8, 1),
+ DEF_RST(R9A08G045_TSU_PRESETN, 0x8ac, 0),
+ DEF_RST(R9A08G045_VBAT_BRESETN, 0x914, 0),
};
static const unsigned int r9a08g045_crit_mod_clks[] __initconst = {
@@ -235,6 +290,79 @@ static const unsigned int r9a08g045_crit_mod_clks[] __initconst = {
MOD_CLK_BASE + R9A08G045_IA55_PCLK,
MOD_CLK_BASE + R9A08G045_IA55_CLK,
MOD_CLK_BASE + R9A08G045_DMAC_ACLK,
+ MOD_CLK_BASE + R9A08G045_VBAT_BCLK,
+};
+
+static const struct rzg2l_cpg_pm_domain_init_data r9a08g045_pm_domains[] = {
+ /* Keep always-on domain on the first position for proper domains registration. */
+ DEF_PD("always-on", R9A08G045_PD_ALWAYS_ON,
+ DEF_REG_CONF(0, 0),
+ GENPD_FLAG_ALWAYS_ON | GENPD_FLAG_IRQ_SAFE),
+ DEF_PD("gic", R9A08G045_PD_GIC,
+ DEF_REG_CONF(CPG_BUS_ACPU_MSTOP, BIT(3)),
+ GENPD_FLAG_ALWAYS_ON),
+ DEF_PD("ia55", R9A08G045_PD_IA55,
+ DEF_REG_CONF(CPG_BUS_PERI_CPU_MSTOP, BIT(13)),
+ GENPD_FLAG_ALWAYS_ON),
+ DEF_PD("dmac", R9A08G045_PD_DMAC,
+ DEF_REG_CONF(CPG_BUS_REG1_MSTOP, GENMASK(3, 0)),
+ GENPD_FLAG_ALWAYS_ON),
+ DEF_PD("wdt0", R9A08G045_PD_WDT0,
+ DEF_REG_CONF(CPG_BUS_REG0_MSTOP, BIT(0)),
+ GENPD_FLAG_IRQ_SAFE),
+ DEF_PD("sdhi0", R9A08G045_PD_SDHI0,
+ DEF_REG_CONF(CPG_BUS_PERI_COM_MSTOP, BIT(0)), 0),
+ DEF_PD("sdhi1", R9A08G045_PD_SDHI1,
+ DEF_REG_CONF(CPG_BUS_PERI_COM_MSTOP, BIT(1)), 0),
+ DEF_PD("sdhi2", R9A08G045_PD_SDHI2,
+ DEF_REG_CONF(CPG_BUS_PERI_COM_MSTOP, BIT(11)), 0),
+ DEF_PD("ssi0", R9A08G045_PD_SSI0,
+ DEF_REG_CONF(CPG_BUS_MCPU1_MSTOP, BIT(10)), 0),
+ DEF_PD("ssi1", R9A08G045_PD_SSI1,
+ DEF_REG_CONF(CPG_BUS_MCPU1_MSTOP, BIT(11)), 0),
+ DEF_PD("ssi2", R9A08G045_PD_SSI2,
+ DEF_REG_CONF(CPG_BUS_MCPU1_MSTOP, BIT(12)), 0),
+ DEF_PD("ssi3", R9A08G045_PD_SSI3,
+ DEF_REG_CONF(CPG_BUS_MCPU1_MSTOP, BIT(13)), 0),
+ DEF_PD("usb0", R9A08G045_PD_USB0,
+ DEF_REG_CONF(CPG_BUS_PERI_COM_MSTOP, GENMASK(6, 5)), 0),
+ DEF_PD("usb1", R9A08G045_PD_USB1,
+ DEF_REG_CONF(CPG_BUS_PERI_COM_MSTOP, BIT(7)), 0),
+ DEF_PD("usb-phy", R9A08G045_PD_USB_PHY,
+ DEF_REG_CONF(CPG_BUS_PERI_COM_MSTOP, BIT(4)), 0),
+ DEF_PD("eth0", R9A08G045_PD_ETHER0,
+ DEF_REG_CONF(CPG_BUS_PERI_COM_MSTOP, BIT(2)), 0),
+ DEF_PD("eth1", R9A08G045_PD_ETHER1,
+ DEF_REG_CONF(CPG_BUS_PERI_COM_MSTOP, BIT(3)), 0),
+ DEF_PD("i2c0", R9A08G045_PD_I2C0,
+ DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(10)), 0),
+ DEF_PD("i2c1", R9A08G045_PD_I2C1,
+ DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(11)), 0),
+ DEF_PD("i2c2", R9A08G045_PD_I2C2,
+ DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(12)), 0),
+ DEF_PD("i2c3", R9A08G045_PD_I2C3,
+ DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(13)), 0),
+ DEF_PD("scif0", R9A08G045_PD_SCIF0,
+ DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(1)), 0),
+ DEF_PD("scif1", R9A08G045_PD_SCIF1,
+ DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(2)), 0),
+ DEF_PD("scif2", R9A08G045_PD_SCIF2,
+ DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(3)), 0),
+ DEF_PD("scif3", R9A08G045_PD_SCIF3,
+ DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(4)), 0),
+ DEF_PD("scif4", R9A08G045_PD_SCIF4,
+ DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(5)), 0),
+ DEF_PD("scif5", R9A08G045_PD_SCIF5,
+ DEF_REG_CONF(CPG_BUS_MCPU3_MSTOP, BIT(4)), 0),
+ DEF_PD("adc", R9A08G045_PD_ADC,
+ DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(14)), 0),
+ DEF_PD("tsu", R9A08G045_PD_TSU,
+ DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(15)), 0),
+ DEF_PD("vbat", R9A08G045_PD_VBAT,
+ DEF_REG_CONF(CPG_BUS_MCPU3_MSTOP, BIT(8)),
+ GENPD_FLAG_ALWAYS_ON),
+ DEF_PD("rtc", R9A08G045_PD_RTC,
+ DEF_REG_CONF(CPG_BUS_MCPU3_MSTOP, BIT(7)), 0),
};
const struct rzg2l_cpg_info r9a08g045_cpg_info = {
@@ -257,5 +385,9 @@ const struct rzg2l_cpg_info r9a08g045_cpg_info = {
.resets = r9a08g045_resets,
.num_resets = R9A08G045_VBAT_BRESETN + 1, /* Last reset ID + 1 */
+ /* Power domains */
+ .pm_domains = r9a08g045_pm_domains,
+ .num_pm_domains = ARRAY_SIZE(r9a08g045_pm_domains),
+
.has_clk_mon_regs = true,
};