This adds the clock binding documentation for the Marvell PXA1928 SOC. The PXA1928 has 3 clock control blocks for different subsystems of the chip. Signed-off-by: Rob Herring <robh@xxxxxxxxxx> Cc: Pawel Moll <pawel.moll@xxxxxxx> Cc: Mark Rutland <mark.rutland@xxxxxxx> Cc: Ian Campbell <ijc+devicetree@xxxxxxxxxxxxxx> Cc: Kumar Gala <galak@xxxxxxxxxxxxxx> --- - s/periphral/peripheral/ - Make all clock IDs hex .../devicetree/bindings/clock/marvell,pxa1928.txt | 21 ++++++++ include/dt-bindings/clock/marvell,pxa1928.h | 57 ++++++++++++++++++++++ 2 files changed, 78 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/marvell,pxa1928.txt create mode 100644 include/dt-bindings/clock/marvell,pxa1928.h diff --git a/Documentation/devicetree/bindings/clock/marvell,pxa1928.txt b/Documentation/devicetree/bindings/clock/marvell,pxa1928.txt new file mode 100644 index 0000000..809c5a2 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/marvell,pxa1928.txt @@ -0,0 +1,21 @@ +* Marvell PXA1928 Clock Controllers + +The PXA1928 clock subsystem generates and supplies clock to various +controllers within the PXA1928 SoC. The PXA1928 contains 3 clock controller +blocks called APMU, MPMU, and APBC roughly corresponding to internal buses. + +Required Properties: + +- compatible: should be one of the following. + - "marvell,pxa1928-apmu" - APMU controller compatible + - "marvell,pxa1928-mpmu" - MPMU controller compatible + - "marvell,pxa1928-apbc" - APBC controller compatible +- reg: physical base address of the clock controller and length of memory mapped + region. +- #clock-cells: should be 1. +- #reset-cells: should be 1. + +Each clock is assigned an identifier and client nodes use the clock controller +phandle and this identifier to specify the clock which they consume. + +All these identifiers can be found in <dt-bindings/clock/marvell,pxa1928.h>. diff --git a/include/dt-bindings/clock/marvell,pxa1928.h b/include/dt-bindings/clock/marvell,pxa1928.h new file mode 100644 index 0000000..d4f2e18 --- /dev/null +++ b/include/dt-bindings/clock/marvell,pxa1928.h @@ -0,0 +1,57 @@ +#ifndef __DTS_MARVELL_PXA1928_CLOCK_H +#define __DTS_MARVELL_PXA1928_CLOCK_H + +/* + * Clock ID values here correspond to the control register offset/4. + */ + +/* apb peripherals */ +#define PXA1928_CLK_RTC 0x00 +#define PXA1928_CLK_TWSI0 0x01 +#define PXA1928_CLK_TWSI1 0x02 +#define PXA1928_CLK_TWSI2 0x03 +#define PXA1928_CLK_TWSI3 0x04 +#define PXA1928_CLK_OWIRE 0x05 +#define PXA1928_CLK_KPC 0x06 +#define PXA1928_CLK_TB_ROTARY 0x07 +#define PXA1928_CLK_SW_JTAG 0x08 +#define PXA1928_CLK_TIMER1 0x09 +#define PXA1928_CLK_UART0 0x0b +#define PXA1928_CLK_UART1 0x0c +#define PXA1928_CLK_UART2 0x0d +#define PXA1928_CLK_GPIO 0x0e +#define PXA1928_CLK_PWM0 0x0f +#define PXA1928_CLK_PWM1 0x10 +#define PXA1928_CLK_PWM2 0x11 +#define PXA1928_CLK_PWM3 0x12 +#define PXA1928_CLK_SSP0 0x13 +#define PXA1928_CLK_SSP1 0x14 +#define PXA1928_CLK_SSP2 0x15 + +#define PXA1928_CLK_TWSI4 0x1f +#define PXA1928_CLK_TWSI5 0x20 +#define PXA1928_CLK_UART3 0x22 +#define PXA1928_CLK_THSENS_GLOB 0x24 +#define PXA1928_CLK_THSENS_CPU 0x26 +#define PXA1928_CLK_THSENS_VPU 0x27 +#define PXA1928_CLK_THSENS_GC 0x28 +#define PXA1928_APBC_NR_CLKS 0x30 + + +/* axi peripherals */ +#define PXA1928_CLK_SDH0 0x15 +#define PXA1928_CLK_SDH1 0x16 +#define PXA1928_CLK_USB 0x17 +#define PXA1928_CLK_NAND 0x18 +#define PXA1928_CLK_DMA 0x19 + +#define PXA1928_CLK_SDH2 0x3a +#define PXA1928_CLK_SDH3 0x3b +#define PXA1928_CLK_HSIC 0x3e +#define PXA1928_CLK_SDH4 0x57 +#define PXA1928_CLK_GC3D 0x5d +#define PXA1928_CLK_GC2D 0x5f + +#define PXA1928_APMU_NR_CLKS 0x60 + +#endif -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
