diff options
Diffstat (limited to 'arch/arm/mach-dove')
| -rw-r--r-- | arch/arm/mach-dove/common.c | 57 | ||||
| -rw-r--r-- | arch/arm/mach-dove/include/mach/pm.h | 54 |
2 files changed, 92 insertions, 19 deletions
diff --git a/arch/arm/mach-dove/common.c b/arch/arm/mach-dove/common.c index 8629e3043acd..38e2cc3b206b 100644 --- a/arch/arm/mach-dove/common.c +++ b/arch/arm/mach-dove/common.c @@ -24,6 +24,7 @@ #include <asm/mach/time.h> #include <asm/mach/pci.h> #include <mach/dove.h> +#include <mach/pm.h> #include <mach/bridge-regs.h> #include <asm/mach/arch.h> #include <linux/irq.h> @@ -69,14 +70,68 @@ void __init dove_map_io(void) * CLK tree ****************************************************************************/ static int dove_tclk; + +static DEFINE_SPINLOCK(gating_lock); static struct clk *tclk; +static struct clk __init *dove_register_gate(const char *name, + const char *parent, u8 bit_idx) +{ + return clk_register_gate(NULL, name, parent, 0, + (void __iomem *)CLOCK_GATING_CONTROL, + bit_idx, 0, &gating_lock); +} + static void __init dove_clk_init(void) { + struct clk *usb0, *usb1, *sata, *pex0, *pex1, *sdio0, *sdio1; + struct clk *nand, *camera, *i2s0, *i2s1, *crypto, *ac97, *pdma; + struct clk *xor0, *xor1, *ge, *gephy; + tclk = clk_register_fixed_rate(NULL, "tclk", NULL, CLK_IS_ROOT, dove_tclk); - orion_clkdev_init(tclk); + usb0 = dove_register_gate("usb0", "tclk", CLOCK_GATING_BIT_USB0); + usb1 = dove_register_gate("usb1", "tclk", CLOCK_GATING_BIT_USB1); + sata = dove_register_gate("sata", "tclk", CLOCK_GATING_BIT_SATA); + pex0 = dove_register_gate("pex0", "tclk", CLOCK_GATING_BIT_PCIE0); + pex1 = dove_register_gate("pex1", "tclk", CLOCK_GATING_BIT_PCIE1); + sdio0 = dove_register_gate("sdio0", "tclk", CLOCK_GATING_BIT_SDIO0); + sdio1 = dove_register_gate("sdio1", "tclk", CLOCK_GATING_BIT_SDIO1); + nand = dove_register_gate("nand", "tclk", CLOCK_GATING_BIT_NAND); + camera = dove_register_gate("camera", "tclk", CLOCK_GATING_BIT_CAMERA); + i2s0 = dove_register_gate("i2s0", "tclk", CLOCK_GATING_BIT_I2S0); + i2s1 = dove_register_gate("i2s1", "tclk", CLOCK_GATING_BIT_I2S1); + crypto = dove_register_gate("crypto", "tclk", CLOCK_GATING_BIT_CRYPTO); + ac97 = dove_register_gate("ac97", "tclk", CLOCK_GATING_BIT_AC97); + pdma = dove_register_gate("pdma", "tclk", CLOCK_GATING_BIT_PDMA); + xor0 = dove_register_gate("xor0", "tclk", CLOCK_GATING_BIT_XOR0); + xor1 = dove_register_gate("xor1", "tclk", CLOCK_GATING_BIT_XOR1); + gephy = dove_register_gate("gephy", "tclk", CLOCK_GATING_BIT_GIGA_PHY); + ge = dove_register_gate("ge", "gephy", CLOCK_GATING_BIT_GBE); + + orion_clkdev_add(NULL, "orion_spi.0", tclk); + orion_clkdev_add(NULL, "orion_spi.1", tclk); + orion_clkdev_add(NULL, "orion_wdt", tclk); + orion_clkdev_add(NULL, "mv64xxx_i2c.0", tclk); + + orion_clkdev_add(NULL, "orion-ehci.0", usb0); + orion_clkdev_add(NULL, "orion-ehci.1", usb1); + orion_clkdev_add(NULL, "mv643xx_eth.0", ge); + orion_clkdev_add("0", "sata_mv.0", sata); + orion_clkdev_add("0", "pcie", pex0); + orion_clkdev_add("1", "pcie", pex1); + orion_clkdev_add(NULL, "sdhci-dove.0", sdio0); + orion_clkdev_add(NULL, "sdhci-dove.1", sdio1); + orion_clkdev_add(NULL, "orion_nand", nand); + orion_clkdev_add(NULL, "cafe1000-ccic.0", camera); + orion_clkdev_add(NULL, "kirkwood-i2s.0", i2s0); + orion_clkdev_add(NULL, "kirkwood-i2s.1", i2s1); + orion_clkdev_add(NULL, "mv_crypto", crypto); + orion_clkdev_add(NULL, "dove-ac97", ac97); + orion_clkdev_add(NULL, "dove-pdma", pdma); + orion_clkdev_add(NULL, "mv_xor_shared.0", xor0); + orion_clkdev_add(NULL, "mv_xor_shared.1", xor1); } /***************************************************************************** diff --git a/arch/arm/mach-dove/include/mach/pm.h b/arch/arm/mach-dove/include/mach/pm.h index 3ad9f946a9e8..7bcd0dfce4b1 100644 --- a/arch/arm/mach-dove/include/mach/pm.h +++ b/arch/arm/mach-dove/include/mach/pm.h @@ -13,24 +13,42 @@ #include <mach/irqs.h> #define CLOCK_GATING_CONTROL (DOVE_PMU_VIRT_BASE + 0x38) -#define CLOCK_GATING_USB0_MASK (1 << 0) -#define CLOCK_GATING_USB1_MASK (1 << 1) -#define CLOCK_GATING_GBE_MASK (1 << 2) -#define CLOCK_GATING_SATA_MASK (1 << 3) -#define CLOCK_GATING_PCIE0_MASK (1 << 4) -#define CLOCK_GATING_PCIE1_MASK (1 << 5) -#define CLOCK_GATING_SDIO0_MASK (1 << 8) -#define CLOCK_GATING_SDIO1_MASK (1 << 9) -#define CLOCK_GATING_NAND_MASK (1 << 10) -#define CLOCK_GATING_CAMERA_MASK (1 << 11) -#define CLOCK_GATING_I2S0_MASK (1 << 12) -#define CLOCK_GATING_I2S1_MASK (1 << 13) -#define CLOCK_GATING_CRYPTO_MASK (1 << 15) -#define CLOCK_GATING_AC97_MASK (1 << 21) -#define CLOCK_GATING_PDMA_MASK (1 << 22) -#define CLOCK_GATING_XOR0_MASK (1 << 23) -#define CLOCK_GATING_XOR1_MASK (1 << 24) -#define CLOCK_GATING_GIGA_PHY_MASK (1 << 30) +#define CLOCK_GATING_BIT_USB0 0 +#define CLOCK_GATING_BIT_USB1 1 +#define CLOCK_GATING_BIT_GBE 2 +#define CLOCK_GATING_BIT_SATA 3 +#define CLOCK_GATING_BIT_PCIE0 4 +#define CLOCK_GATING_BIT_PCIE1 5 +#define CLOCK_GATING_BIT_SDIO0 8 +#define CLOCK_GATING_BIT_SDIO1 9 +#define CLOCK_GATING_BIT_NAND 10 +#define CLOCK_GATING_BIT_CAMERA 11 +#define CLOCK_GATING_BIT_I2S0 12 +#define CLOCK_GATING_BIT_I2S1 13 +#define CLOCK_GATING_BIT_CRYPTO 15 +#define CLOCK_GATING_BIT_AC97 21 +#define CLOCK_GATING_BIT_PDMA 22 +#define CLOCK_GATING_BIT_XOR0 23 +#define CLOCK_GATING_BIT_XOR1 24 +#define CLOCK_GATING_BIT_GIGA_PHY 30 +#define CLOCK_GATING_USB0_MASK (1 << CLOCK_GATING_BIT_USB0) +#define CLOCK_GATING_USB1_MASK (1 << CLOCK_GATING_BIT_USB1) +#define CLOCK_GATING_GBE_MASK (1 << CLOCK_GATING_BIT_GBE) +#define CLOCK_GATING_SATA_MASK (1 << CLOCK_GATING_BIT_SATA) +#define CLOCK_GATING_PCIE0_MASK (1 << CLOCK_GATING_BIT_PCIE0) +#define CLOCK_GATING_PCIE1_MASK (1 << CLOCK_GATING_BIT_PCIE1) +#define CLOCK_GATING_SDIO0_MASK (1 << CLOCK_GATING_BIT_SDIO0) +#define CLOCK_GATING_SDIO1_MASK (1 << CLOCK_GATING_BIT_SDIO1) +#define CLOCK_GATING_NAND_MASK (1 << CLOCK_GATING_BIT_NAND) +#define CLOCK_GATING_CAMERA_MASK (1 << CLOCK_GATING_BIT_CAMERA) +#define CLOCK_GATING_I2S0_MASK (1 << CLOCK_GATING_BIT_I2S0) +#define CLOCK_GATING_I2S1_MASK (1 << CLOCK_GATING_BIT_I2S1) +#define CLOCK_GATING_CRYPTO_MASK (1 << CLOCK_GATING_BIT_CRYPTO) +#define CLOCK_GATING_AC97_MASK (1 << CLOCK_GATING_BIT_AC97) +#define CLOCK_GATING_PDMA_MASK (1 << CLOCK_GATING_BIT_PDMA) +#define CLOCK_GATING_XOR0_MASK (1 << CLOCK_GATING_BIT_XOR0) +#define CLOCK_GATING_XOR1_MASK (1 << CLOCK_GATING_BIT_XOR1) +#define CLOCK_GATING_GIGA_PHY_MASK (1 << CLOCK_GATING_BIT_GIGA_PHY) #define PMU_INTERRUPT_CAUSE (DOVE_PMU_VIRT_BASE + 0x50) #define PMU_INTERRUPT_MASK (DOVE_PMU_VIRT_BASE + 0x54) |