Since rk3036 device tree file still in reviewing, bring it from https://patchwork.kernel.org/patch/7203371/ and add some aliases we need in uboot

Signed-off-by: Lin Huang hl@rock-chips.com --- Changes in v1: - clean copyright announcement

arch/arm/dts/rk3036.dtsi | 427 +++++++++++++++++++++++++++++++++ include/dt-bindings/clock/rk3036-cru.h | 186 ++++++++++++++ 2 files changed, 613 insertions(+) create mode 100644 arch/arm/dts/rk3036.dtsi create mode 100644 include/dt-bindings/clock/rk3036-cru.h

diff --git a/arch/arm/dts/rk3036.dtsi b/arch/arm/dts/rk3036.dtsi new file mode 100644 index 0000000..e2f3ba9 --- /dev/null +++ b/arch/arm/dts/rk3036.dtsi @@ -0,0 +1,427 @@ +/* + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/pinctrl/rockchip.h> +#include <dt-bindings/clock/rk3036-cru.h> +#include "skeleton.dtsi" + +/ { + compatible = "rockchip,rk3036"; + + interrupt-parent = <&gic>; + + aliases { + gpio0 = &gpio0; + gpio1 = &gpio1; + gpio2 = &gpio2; + i2c1 = &i2c1; + serial0 = &uart0; + serial1 = &uart1; + serial2 = &uart2; + mmc0 = &emmc; + }; + + memory { + device_type = "memory"; + reg = <0x60000000 0x40000000>; + }; + + arm-pmu { + compatible = "arm,cortex-a7-pmu"; + interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>; + interrupt-affinity = <&cpu0>, <&cpu1>; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + enable-method = "rockchip,rk3036-smp"; + + cpu0: cpu@f00 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0xf00>; + operating-points = < + /* KHz uV */ + 816000 1000000 + >; + #cooling-cells = <2>; /* min followed by max */ + clock-latency = <40000>; + clocks = <&cru ARMCLK>; + resets = <&cru SRST_CORE0>; + }; + cpu1: cpu@f01 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0xf01>; + resets = <&cru SRST_CORE1>; + }; + }; + + amba { + compatible = "arm,amba-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + pdma: pdma@20078000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0x20078000 0x4000>; + arm,pl330-broken-no-flushp; + interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>; + #dma-cells = <1>; + clocks = <&cru ACLK_DMAC2>; + clock-names = "apb_pclk"; + }; + }; + + xin24m: oscillator { + compatible = "fixed-clock"; + clock-frequency = <24000000>; + clock-output-names = "xin24m"; + #clock-cells = <0>; + }; + + timer { + compatible = "arm,armv7-timer"; + arm,cpu-registers-not-fw-configured; + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>, + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>, + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>, + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; + clock-frequency = <24000000>; + }; + + cru: clock-controller@20000000 { + compatible = "rockchip,rk3036-cru"; + reg = <0x20000000 0x1000>; + rockchip,grf = <&grf>; + #clock-cells = <1>; + #reset-cells = <1>; + assigned-clocks = <&cru PLL_GPLL>; + assigned-clock-rates = <594000000>; + }; + + uart0: serial@20060000 { + compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart"; + reg = <0x20060000 0x100>; + interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <24000000>; + clocks = <&cru SCLK_UART0>, <&cru PCLK_UART0>; + clock-names = "baudclk", "apb_pclk"; + pinctrl-names = "default"; + pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>; + }; + + uart1: serial@20064000 { + compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart"; + reg = <0x20064000 0x100>; + interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <24000000>; + clocks = <&cru SCLK_UART1>, <&cru PCLK_UART1>; + clock-names = "baudclk", "apb_pclk"; + pinctrl-names = "default"; + pinctrl-0 = <&uart1_xfer>; + }; + + uart2: serial@20068000 { + compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart"; + reg = <0x20068000 0x100>; + interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <24000000>; + clocks = <&cru SCLK_UART2>, <&cru PCLK_UART2>; + clock-names = "baudclk", "apb_pclk"; + pinctrl-names = "default"; + pinctrl-0 = <&uart2_xfer>; + }; + + pwm0: pwm@20050000 { + compatible = "rockchip,rk2928-pwm"; + reg = <0x20050000 0x10>; + #pwm-cells = <3>; + pinctrl-names = "default"; + pinctrl-0 = <&pwm0_pin>; + clocks = <&cru PCLK_PWM>; + clock-names = "pwm"; + status = "disabled"; + }; + + pwm1: pwm@20050010 { + compatible = "rockchip,rk2928-pwm"; + reg = <0x20050010 0x10>; + #pwm-cells = <3>; + pinctrl-names = "default"; + pinctrl-0 = <&pwm1_pin>; + clocks = <&cru PCLK_PWM>; + clock-names = "pwm"; + status = "disabled"; + }; + + pwm2: pwm@20050020 { + compatible = "rockchip,rk2928-pwm"; + reg = <0x20050020 0x10>; + #pwm-cells = <3>; + pinctrl-names = "default"; + pinctrl-0 = <&pwm2_pin>; + clocks = <&cru PCLK_PWM>; + clock-names = "pwm"; + status = "disabled"; + }; + + pwm3: pwm@20050030 { + compatible = "rockchip,rk2928-pwm"; + reg = <0x20050030 0x10>; + #pwm-cells = <2>; + pinctrl-names = "default"; + pinctrl-0 = <&pwm3_pin>; + clocks = <&cru PCLK_PWM>; + clock-names = "pwm"; + status = "disabled"; + }; + + sram: sram@10080000 { + compatible = "rockchip,rk3036-smp-sram", "mmio-sram"; + reg = <0x10080000 0x2000>; + }; + + gic: interrupt-controller@10139000 { + compatible = "arm,gic-400"; + interrupt-controller; + #interrupt-cells = <3>; + #address-cells = <0>; + + reg = <0x10139000 0x1000>, + <0x1013a000 0x1000>, + <0x1013c000 0x2000>, + <0x1013e000 0x2000>; + interrupts = <GIC_PPI 9 0xf04>; + }; + + grf: syscon@20008000 { + compatible = "rockchip,rk3036-grf", "syscon"; + reg = <0x20008000 0x1000>; + }; + + usb_otg: usb@10180000 { + compatible = "rockchip,rk3288-usb", "rockchip,rk3066-usb", + "snps,dwc2"; + reg = <0x10180000 0x40000>; + interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru HCLK_OTG0>; + clock-names = "otg"; + dr_mode = "otg"; + g-np-tx-fifo-size = <16>; + g-rx-fifo-size = <275>; + g-tx-fifo-size = <256 128 128 64 64 32>; + g-use-dma; + status = "disabled"; + }; + + usb_host: usb@101c0000 { + compatible = "rockchip,rk3288-usb", "rockchip,rk3066-usb", + "snps,dwc2"; + reg = <0x101c0000 0x40000>; + interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru HCLK_OTG1>; + clock-names = "otg"; + dr_mode = "host"; + status = "disabled"; + }; + + emmc: dwmmc@1021c000 { + compatible = "rockchip,rk3288-dw-mshc"; + clock-frequency = <37500000>; + clock-freq-min-max = <400000 37500000>; + clocks = <&cru HCLK_EMMC>, <&cru SCLK_EMMC>, + <&cru SCLK_EMMC_DRV>, <&cru SCLK_EMMC_SAMPLE>; + clock-names = "biu", "ciu", "ciu_drv", "ciu_sample"; + dmas = <&pdma 12>; + dma-names = "rx-tx"; + fifo-depth = <0x100>; + interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>; + reg = <0x1021c000 0x4000>; + broken-cd; + bus-width = <8>; + cap-mmc-highspeed; + mmc-ddr-1_8v; + disable-wp; + non-removable; + num-slots = <1>; + default-sample-phase = <158>; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; + }; + + pinctrl: pinctrl { + compatible = "rockchip,rk3036-pinctrl"; + rockchip,grf = <&grf>; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + gpio0: gpio0@2007c000 { + compatible = "rockchip,gpio-bank"; + reg = <0x2007c000 0x100>; + interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru PCLK_GPIO0>; + + gpio-controller; + #gpio-cells = <2>; + + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpio1: gpio1@20080000 { + compatible = "rockchip,gpio-bank"; + reg = <0x20080000 0x100>; + interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru PCLK_GPIO1>; + + gpio-controller; + #gpio-cells = <2>; + + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpio2: gpio2@20084000 { + compatible = "rockchip,gpio-bank"; + reg = <0x20084000 0x100>; + interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru PCLK_GPIO2>; + + gpio-controller; + #gpio-cells = <2>; + + interrupt-controller; + #interrupt-cells = <2>; + }; + + pcfg_pull_up: pcfg-pull-up { + bias-pull-up; + }; + + pcfg_pull_down: pcfg-pull-down { + bias-pull-down; + }; + + pcfg_pull_none: pcfg-pull-none { + bias-disable; + }; + + emmc { + /* + * We run eMMC at max speed; bump up drive strength. + * We also have external pulls, so disable the internal ones. + */ + emmc_clk: emmc-clk { + rockchip,pins = <2 4 RK_FUNC_2 &pcfg_pull_none>; + }; + + emmc_cmd: emmc-cmd { + rockchip,pins = <2 1 RK_FUNC_2 &pcfg_pull_none>; + }; + + emmc_bus8: emmc-bus8 { + rockchip,pins = <1 24 RK_FUNC_2 &pcfg_pull_none>, + <1 25 RK_FUNC_2 &pcfg_pull_none>, + <1 26 RK_FUNC_2 &pcfg_pull_none>, + <1 27 RK_FUNC_2 &pcfg_pull_none>; + /* + <1 28 RK_FUNC_2 &pcfg_pull_up>, + <1 29 RK_FUNC_2 &pcfg_pull_up>, + <1 30 RK_FUNC_2 &pcfg_pull_up>, + <1 31 RK_FUNC_2 &pcfg_pull_up>; + */ + }; + }; + + uart0 { + uart0_xfer: uart0-xfer { + rockchip,pins = <0 16 RK_FUNC_1 &pcfg_pull_none>, + <0 17 RK_FUNC_1 &pcfg_pull_none>; + }; + + uart0_cts: uart0-cts { + rockchip,pins = <0 18 RK_FUNC_1 &pcfg_pull_none>; + }; + + uart0_rts: uart0-rts { + rockchip,pins = <0 19 RK_FUNC_1 &pcfg_pull_none>; + }; + }; + + uart1 { + uart1_xfer: uart1-xfer { + rockchip,pins = <2 22 RK_FUNC_1 &pcfg_pull_none>, + <2 23 RK_FUNC_1 &pcfg_pull_none>; + }; + /* no rts / cts for uart1 */ + }; + + uart2 { + uart2_xfer: uart2-xfer { + rockchip,pins = <1 18 RK_FUNC_2 &pcfg_pull_none>, + <1 19 RK_FUNC_2 &pcfg_pull_none>; + }; + /* no rts / cts for uart2 */ + }; + + pwm0 { + pwm0_pin: pwm0-pin { + rockchip,pins = <0 0 RK_FUNC_2 &pcfg_pull_none>; + }; + }; + + pwm1 { + pwm1_pin: pwm1-pin { + rockchip,pins = <0 1 RK_FUNC_2 &pcfg_pull_none>; + }; + }; + + pwm2 { + pwm2_pin: pwm2-pin { + rockchip,pins = <0 1 2 &pcfg_pull_none>; + }; + }; + + pwm3 { + pwm3_pin: pwm3-pin { + rockchip,pins = <0 27 1 &pcfg_pull_none>; + }; + }; + + i2c1 { + i2c1_xfer: i2c1-xfer { + rockchip,pins = <0 2 RK_FUNC_1 &pcfg_pull_none>, + <0 3 RK_FUNC_1 &pcfg_pull_none>; + }; + }; + }; + + i2c1: i2c@20056000 { + compatible = "rockchip,rk3288-i2c"; + reg = <0x20056000 0x1000>; + interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <1>; + #size-cells = <0>; + clock-names = "i2c"; + clocks = <&cru PCLK_I2C1>; + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_xfer>; + status = "disabled"; + }; +}; diff --git a/include/dt-bindings/clock/rk3036-cru.h b/include/dt-bindings/clock/rk3036-cru.h new file mode 100644 index 0000000..87acf4a --- /dev/null +++ b/include/dt-bindings/clock/rk3036-cru.h @@ -0,0 +1,186 @@ +/* + * Copyright (c) 2014 MundoReader S.L. + * Author: Heiko Stuebner heiko@sntech.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _DT_BINDINGS_CLK_ROCKCHIP_RK3036_H +#define _DT_BINDINGS_CLK_ROCKCHIP_RK3036_H + +/* core clocks */ +#define PLL_APLL 1 +#define PLL_DPLL 2 +#define PLL_GPLL 3 +#define ARMCLK 4 + +/* sclk gates (special clocks) */ +#define SCLK_GPU 64 +#define SCLK_SPI 65 +#define SCLK_SDMMC 68 +#define SCLK_SDIO 69 +#define SCLK_EMMC 71 +#define SCLK_NANDC 76 +#define SCLK_UART0 77 +#define SCLK_UART1 78 +#define SCLK_UART2 79 +#define SCLK_I2S 82 +#define SCLK_SPDIF 83 +#define SCLK_TIMER0 85 +#define SCLK_TIMER1 86 +#define SCLK_TIMER2 87 +#define SCLK_TIMER3 88 +#define SCLK_OTGPHY0 93 +#define SCLK_LCDC 100 +#define SCLK_HDMI 109 +#define SCLK_HEVC 111 +#define SCLK_I2S_OUT 113 +#define SCLK_SDMMC_DRV 114 +#define SCLK_SDIO_DRV 115 +#define SCLK_EMMC_DRV 117 +#define SCLK_SDMMC_SAMPLE 118 +#define SCLK_SDIO_SAMPLE 119 +#define SCLK_EMMC_SAMPLE 121 +#define SCLK_PVTM_CORE 123 +#define SCLK_PVTM_GPU 124 +#define SCLK_PVTM_VIDEO 125 +#define SCLK_MAC 151 +#define SCLK_MACREF 152 +#define SCLK_SFC 160 + +#define DCLK_LCDC 190 + +/* aclk gates */ +#define ACLK_DMAC2 194 +#define ACLK_LCDC 197 +#define ACLK_VIO 203 +#define ACLK_VCODEC 208 +#define ACLK_CPU 209 +#define ACLK_PERI 210 + +/* pclk gates */ +#define PCLK_GPIO0 320 +#define PCLK_GPIO1 321 +#define PCLK_GPIO2 322 +#define PCLK_GRF 329 +#define PCLK_I2C0 332 +#define PCLK_I2C1 333 +#define PCLK_I2C2 334 +#define PCLK_SPI 338 +#define PCLK_UART0 341 +#define PCLK_UART1 342 +#define PCLK_UART2 343 +#define PCLK_PWM 350 +#define PCLK_TIMER 353 +#define PCLK_HDMI 360 +#define PCLK_CPU 362 +#define PCLK_PERI 363 +#define PCLK_DDRUPCTL 364 +#define PCLK_WDT 368 + +/* hclk gates */ +#define HCLK_OTG0 449 +#define HCLK_OTG1 450 +#define HCLK_NANDC 453 +#define HCLK_SDMMC 456 +#define HCLK_SDIO 457 +#define HCLK_EMMC 459 +#define HCLK_I2S 462 +#define HCLK_LCDC 465 +#define HCLK_ROM 467 +#define HCLK_VIO_BUS 472 +#define HCLK_VCODEC 476 +#define HCLK_CPU 477 +#define HCLK_PERI 478 + +#define CLK_NR_CLKS (HCLK_PERI + 1) + +/* soft-reset indices */ +#define SRST_CORE0 0 +#define SRST_CORE1 1 +#define SRST_CORE0_DBG 4 +#define SRST_CORE1_DBG 5 +#define SRST_CORE0_POR 8 +#define SRST_CORE1_POR 9 +#define SRST_L2C 12 +#define SRST_TOPDBG 13 +#define SRST_STRC_SYS_A 14 +#define SRST_PD_CORE_NIU 15 + +#define SRST_TIMER2 16 +#define SRST_CPUSYS_H 17 +#define SRST_AHB2APB_H 19 +#define SRST_TIMER3 20 +#define SRST_INTMEM 21 +#define SRST_ROM 22 +#define SRST_PERI_NIU 23 +#define SRST_I2S 24 +#define SRST_DDR_PLL 25 +#define SRST_GPU_DLL 26 +#define SRST_TIMER0 27 +#define SRST_TIMER1 28 +#define SRST_CORE_DLL 29 +#define SRST_EFUSE_P 30 +#define SRST_ACODEC_P 31 + +#define SRST_GPIO0 32 +#define SRST_GPIO1 33 +#define SRST_GPIO2 34 +#define SRST_UART0 39 +#define SRST_UART1 40 +#define SRST_UART2 41 +#define SRST_I2C0 43 +#define SRST_I2C1 44 +#define SRST_I2C2 45 +#define SRST_SFC 47 + +#define SRST_PWM0 48 +#define SRST_DAP 51 +#define SRST_DAP_SYS 52 +#define SRST_GRF 55 +#define SRST_PERIPHSYS_A 57 +#define SRST_PERIPHSYS_H 58 +#define SRST_PERIPHSYS_P 59 +#define SRST_CPU_PERI 61 +#define SRST_EMEM_PERI 62 +#define SRST_USB_PERI 63 + +#define SRST_DMA2 64 +#define SRST_MAC 66 +#define SRST_NANDC 68 +#define SRST_USBOTG0 69 +#define SRST_OTGC0 71 +#define SRST_USBOTG1 72 +#define SRST_OTGC1 74 +#define SRST_DDRMSCH 79 + +#define SRST_MMC0 81 +#define SRST_SDIO 82 +#define SRST_EMMC 83 +#define SRST_SPI0 84 +#define SRST_WDT 86 +#define SRST_DDRPHY 88 +#define SRST_DDRPHY_P 89 +#define SRST_DDRCTRL 90 +#define SRST_DDRCTRL_P 91 + +#define SRST_HDMI_P 96 +#define SRST_VIO_BUS_H 99 +#define SRST_UTMI0 103 +#define SRST_UTMI1 104 +#define SRST_USBPOR 105 + +#define SRST_VCODEC_A 112 +#define SRST_VCODEC_H 113 +#define SRST_VIO1_A 114 +#define SRST_HEVC 115 +#define SRST_VCODEC_NIU_A 116 +#define SRST_LCDC1_A 117 +#define SRST_LCDC1_H 118 +#define SRST_LCDC1_D 119 +#define SRST_GPU 120 +#define SRST_GPU_NIU_A 122 + +#define SRST_DBG_P 131 + +#endif

Add a driver for setting up and modifying the various PLLs, peripheral clocks and mmc clocks on RK3036

Signed-off-by: Lin Huang hl@rock-chips.com --- Changes in v1: - clean copyright announcement

arch/arm/include/asm/arch-rockchip/cru_rk3036.h | 53 +++ drivers/clk/Makefile | 1 + drivers/clk/clk_rk3036.c | 522 ++++++++++++++++++++++++ 3 files changed, 576 insertions(+) create mode 100644 arch/arm/include/asm/arch-rockchip/cru_rk3036.h create mode 100644 drivers/clk/clk_rk3036.c

diff --git a/arch/arm/include/asm/arch-rockchip/cru_rk3036.h b/arch/arm/include/asm/arch-rockchip/cru_rk3036.h new file mode 100644 index 0000000..565491b --- /dev/null +++ b/arch/arm/include/asm/arch-rockchip/cru_rk3036.h @@ -0,0 +1,53 @@ +/* + * (C) Copyright 2015 Rockchip Electronics Co., Ltd + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef _ASM_ARCH_CRU_RK3036_H +#define _ASM_ARCH_CRU_RK3036_H + +#define OSC_HZ (24 * 1000 * 1000) + +#define APLL_HZ (600 * 1000000) +#define GPLL_HZ (594 * 1000000) + +#define CORE_PERI_HZ 150000000 +#define CORE_ACLK_HZ 300000000 + +#define CPU_ACLK_HZ 150000000 +#define CPU_HCLK_HZ 300000000 +#define CPU_PCLK_HZ 300000000 + +#define PERI_ACLK_HZ 148500000 +#define PERI_HCLK_HZ 148500000 +#define PERI_PCLK_HZ 74250000 + +struct rk3036_cru { + struct rk3036_pll { + u32 con0; + u32 con1; + u32 con2; + u32 con3; + } pll[4]; + u32 cru_mode_con; + u32 cru_clksel_con[35]; + u32 cru_clkgate_con[11]; + u32 reserved; + u32 cru_glb_srst_fst_value; + u32 cru_glb_srst_snd_value; + u32 reserved1[2]; + u32 cru_softrst_con[9]; + u32 cru_misc_con; + u32 reserved2[2]; + u32 cru_glb_cnt_th; + u32 cru_sdmmc_con[2]; + u32 cru_sdio_con[2]; + u32 cru_emmc_con[2]; + u32 reserved3; + u32 cru_rst_st; + u32 reserved4[0x23]; + u32 cru_pll_mask_con; +}; +check_member(rk3036_cru, cru_pll_mask_con, 0x01f0); + +#endif diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile index 008ec10..4a6a4a8 100644 --- a/drivers/clk/Makefile +++ b/drivers/clk/Makefile @@ -6,5 +6,6 @@ #

obj-$(CONFIG_CLK) += clk-uclass.o +obj-$(CONFIG_ROCKCHIP_RK3036) += clk_rk3036.o obj-$(CONFIG_ROCKCHIP_RK3288) += clk_rk3288.o obj-$(CONFIG_SANDBOX) += clk_sandbox.o diff --git a/drivers/clk/clk_rk3036.c b/drivers/clk/clk_rk3036.c new file mode 100644 index 0000000..6c64070 --- /dev/null +++ b/drivers/clk/clk_rk3036.c @@ -0,0 +1,522 @@ +/* + * (C) Copyright 2015 Google, Inc + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <clk.h> +#include <dm.h> +#include <errno.h> +#include <syscon.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/cru_rk3036.h> +#include <asm/arch/hardware.h> +#include <asm/arch/periph.h> +#include <dm/lists.h> + +DECLARE_GLOBAL_DATA_PTR; + +struct rk3036_clk_plat { + enum rk_clk_id clk_id; +}; + +struct rk3036_clk_priv { + struct rk3036_cru *cru; + ulong rate; +}; + +struct pll_div { + u32 refdiv; + u32 fbdiv; + u32 postdiv1; + u32 postdiv2; + u32 frac; +}; + +enum { + /* PLLCON0*/ + PLL_POSTDIV1_MASK = 7, + PLL_POSTDIV1_SHIFT = 12, + PLL_FBDIV_MASK = 0xfff, + PLL_FBDIV_SHIFT = 0, + + /* PLLCON1 */ + PLL_DSMPD_MASK = 1, + PLL_DSMPD_SHIFT = 12, + PLL_LOCK_STATUS_MASK = 1, + PLL_LOCK_STATUS_SHIFT = 10, + PLL_POSTDIV2_MASK = 7, + PLL_POSTDIV2_SHIFT = 6, + PLL_REFDIV_MASK = 0x3f, + PLL_REFDIV_SHIFT = 0, + PLL_RST_SHIFT = 14, + + /* CRU_MODE */ + GPLL_MODE_MASK = 3, + GPLL_MODE_SHIFT = 12, + GPLL_MODE_SLOW = 0, + GPLL_MODE_NORM, + GPLL_MODE_DEEP, + DPLL_MODE_MASK = 1, + DPLL_MODE_SHIFT = 4, + DPLL_MODE_SLOW = 0, + DPLL_MODE_NORM, + APLL_MODE_MASK = 1, + APLL_MODE_SHIFT = 0, + APLL_MODE_SLOW = 0, + APLL_MODE_NORM, + + /* CRU_CLK_SEL0_CON */ + CPU_CLK_PLL_SEL_MASK = 3, + CPU_CLK_PLL_SEL_SHIFT = 14, + CPU_CLK_PLL_SEL_APLL = 0, + CPU_CLK_PLL_SEL_DPLL, + CPU_CLK_PLL_SEL_GPLL, + ACLK_CPU_DIV_MASK = 0x1f, + ACLK_CPU_DIV_SHIFT = 8, + CORE_CLK_PLL_SEL_MASK = 1, + CORE_CLK_PLL_SEL_SHIFT = 7, + CORE_CLK_PLL_SEL_APLL = 0, + CORE_CLK_PLL_SEL_GPLL, + CORE_DIV_CON_MASK = 0x1f, + CORE_DIV_CON_SHIFT = 0, + + /* CRU_CLK_SEL1_CON */ + CPU_PCLK_DIV_MASK = 7, + CPU_PCLK_DIV_SHIFT = 12, + CPU_HCLK_DIV_MASK = 3, + CPU_HCLK_DIV_SHIFT = 8, + CORE_ACLK_DIV_MASK = 7, + CORE_ACLK_DIV_SHIFT = 4, + CORE_PERI_DIV_MASK = 0xf, + CORE_PERI_DIV_SHIFT = 0, + + /* CRU_CLKSEL10_CON */ + PERI_PLL_SEL_MASK = 3, + PERI_PLL_SEL_SHIFT = 14, + PERI_PLL_APLL = 0, + PERI_PLL_DPLL, + PERI_PLL_GPLL, + PERI_PCLK_DIV_MASK = 3, + PERI_PCLK_DIV_SHIFT = 12, + PERI_HCLK_DIV_MASK = 3, + PERI_HCLK_DIV_SHIFT = 8, + PERI_ACLK_DIV_MASK = 0x1f, + PERI_ACLK_DIV_SHIFT = 0, + + /* CRU_CLKSEL11_CON */ + SDIO_DIV_MASK = 0x7f, + SDIO_DIV_SHIFT = 8, + MMC0_DIV_MASK = 0x7f, + MMC0_DIV_SHIFT = 0, + + /* CRU_CLKSEL12_CON */ + EMMC_PLL_MASK = 3, + EMMC_PLL_SHIFT = 12, + EMMC_SEL_APLL = 0, + EMMC_SEL_DPLL, + EMMC_SEL_GPLL, + EMMC_SEL_24M, + SDIO_PLL_MASK = 3, + SDIO_PLL_SHIFT = 10, + SDIO_SEL_APLL = 0, + SDIO_SEL_DPLL, + SDIO_SEL_GPLL, + SDIO_SEL_24M, + MMC0_PLL_MASK = 3, + MMC0_PLL_SHIFT = 8, + MMC0_SEL_APLL = 0, + MMC0_SEL_DPLL, + MMC0_SEL_GPLL, + MMC0_SEL_24M, + EMMC_DIV_MASK = 0x7f, + EMMC_DIV_SHIFT = 0, +}; + +enum { + VCO_MAX_HZ = 2400U * 1000000, + VCO_MIN_HZ = 600 * 1000000, + OUTPUT_MAX_HZ = 2400U * 1000000, + OUTPUT_MIN_HZ = 24 * 1000000, +}; + +#define RATE_TO_DIV(input_rate, output_rate) \ + ((input_rate) / (output_rate) - 1); + +#define DIV_TO_RATE(input_rate, div) ((input_rate) / ((div) + 1)) + +#define PLL_DIVISORS(hz, _refdiv, _postdiv1, _postdiv2) {\ + .refdiv = _refdiv,\ + .fbdiv = (u32)((u64)hz * _refdiv * _postdiv1 * _postdiv2 / OSC_HZ),\ + .postdiv1 = _postdiv1, .postdiv2 = _postdiv2};\ + _Static_assert(((u64)hz * _refdiv * _postdiv1 * _postdiv2 / OSC_HZ) *\ + OSC_HZ / (_refdiv * _postdiv1 * _postdiv2) == hz,\ + #hz "Hz cannot be hit with PLL "\ + "divisors on line " __stringify(__LINE__)); + +/* use interge mode*/ +static const struct pll_div apll_init_cfg = PLL_DIVISORS(APLL_HZ, 1, 3, 1); +static const struct pll_div gpll_init_cfg = PLL_DIVISORS(GPLL_HZ, 2, 2, 1); + +static inline unsigned int log2(unsigned int value) +{ + return fls(value) - 1; +} + +static int rkclk_set_pll(struct rk3036_cru *cru, enum rk_clk_id clk_id, + const struct pll_div *div) +{ + int pll_id = rk_pll_id(clk_id); + struct rk3036_pll *pll = &cru->pll[pll_id]; + + /* All PLLs have same VCO and output frequency range restrictions. */ + uint vco_hz = OSC_HZ / 1000 * div->fbdiv / div->refdiv * 1000; + uint output_hz = vco_hz / div->postdiv1 / div->postdiv2; + + debug("PLL at %p: fbdiv=%d, refdiv=%d, postdiv1=%d, postdiv2=%d,\ + vco=%u Hz, output=%u Hz\n", + pll, div->fbdiv, div->refdiv, div->postdiv1, + div->postdiv2, vco_hz, output_hz); + assert(vco_hz >= VCO_MIN_HZ && vco_hz <= VCO_MAX_HZ && + output_hz >= OUTPUT_MIN_HZ && output_hz <= OUTPUT_MAX_HZ); + + /* use interger mode */ + rk_clrreg(&pll->con1, 1 << PLL_DSMPD_SHIFT); + + rk_clrsetreg(&pll->con0, + PLL_POSTDIV1_MASK << PLL_POSTDIV1_SHIFT | PLL_FBDIV_MASK, + (div->postdiv1 << PLL_POSTDIV1_SHIFT) | div->fbdiv); + rk_clrsetreg(&pll->con1, PLL_POSTDIV2_MASK << PLL_POSTDIV2_SHIFT | + PLL_REFDIV_MASK << PLL_REFDIV_SHIFT, + (div->postdiv2 << PLL_POSTDIV2_SHIFT | + div->refdiv << PLL_REFDIV_SHIFT)); + + /* waiting for pll lock */ + while (readl(&pll->con1) & (1 << PLL_LOCK_STATUS_SHIFT)) + udelay(1); + + return 0; +} + +static void rkclk_init(struct rk3036_cru *cru) +{ + u32 aclk_div; + u32 hclk_div; + u32 pclk_div; + + /* pll enter slow-mode */ + rk_clrsetreg(&cru->cru_mode_con, + GPLL_MODE_MASK << GPLL_MODE_SHIFT | + APLL_MODE_MASK << APLL_MODE_SHIFT, + GPLL_MODE_SLOW << GPLL_MODE_SHIFT | + APLL_MODE_SLOW << APLL_MODE_SHIFT); + + /* init pll */ + rkclk_set_pll(cru, CLK_ARM, &apll_init_cfg); + rkclk_set_pll(cru, CLK_GENERAL, &gpll_init_cfg); + + /* + * select apll as core clock pll source and + * set up dependent divisors for PCLK/HCLK and ACLK clocks. + * core hz : apll = 1:1 + */ + aclk_div = APLL_HZ / CORE_ACLK_HZ - 1; + assert((aclk_div + 1) * CORE_ACLK_HZ == APLL_HZ && aclk_div < 0x7); + + pclk_div = APLL_HZ / CORE_PERI_HZ - 1; + assert((pclk_div + 1) * CORE_PERI_HZ == APLL_HZ && pclk_div < 0xf); + + rk_clrsetreg(&cru->cru_clksel_con[0], + CORE_CLK_PLL_SEL_MASK << CORE_CLK_PLL_SEL_SHIFT | + CORE_DIV_CON_MASK << CORE_DIV_CON_SHIFT, + CORE_CLK_PLL_SEL_APLL << CORE_CLK_PLL_SEL_SHIFT | + 0 << CORE_DIV_CON_SHIFT); + + rk_clrsetreg(&cru->cru_clksel_con[1], + CORE_ACLK_DIV_MASK << CORE_ACLK_DIV_SHIFT | + CORE_PERI_DIV_MASK << CORE_PERI_DIV_SHIFT, + aclk_div << CORE_ACLK_DIV_SHIFT | + pclk_div << CORE_PERI_DIV_SHIFT); + + /* + * select apll as cpu clock pll source and + * set up dependent divisors for PCLK/HCLK and ACLK clocks. + */ + aclk_div = APLL_HZ / CPU_ACLK_HZ - 1; + assert((aclk_div + 1) * CPU_ACLK_HZ == APLL_HZ && aclk_div < 0x1f); + + pclk_div = APLL_HZ / CPU_PCLK_HZ - 1; + assert((pclk_div + 1) * CPU_PCLK_HZ == APLL_HZ && pclk_div < 0x7); + + hclk_div = APLL_HZ / CPU_HCLK_HZ - 1; + assert((hclk_div + 1) * CPU_HCLK_HZ == APLL_HZ && hclk_div < 0x3); + + rk_clrsetreg(&cru->cru_clksel_con[0], + CPU_CLK_PLL_SEL_MASK << CPU_CLK_PLL_SEL_SHIFT | + ACLK_CPU_DIV_MASK << ACLK_CPU_DIV_SHIFT, + CPU_CLK_PLL_SEL_APLL << CPU_CLK_PLL_SEL_SHIFT | + aclk_div << ACLK_CPU_DIV_SHIFT); + + rk_clrsetreg(&cru->cru_clksel_con[1], + CPU_PCLK_DIV_MASK << CPU_PCLK_DIV_SHIFT | + CPU_HCLK_DIV_MASK << CPU_HCLK_DIV_SHIFT, + pclk_div << CPU_PCLK_DIV_SHIFT | + hclk_div << CPU_HCLK_DIV_SHIFT); + + /* + * select gpll as peri clock pll source and + * set up dependent divisors for PCLK/HCLK and ACLK clocks. + */ + aclk_div = GPLL_HZ / PERI_ACLK_HZ - 1; + assert((aclk_div + 1) * PERI_ACLK_HZ == GPLL_HZ && aclk_div < 0x1f); + + hclk_div = log2(PERI_ACLK_HZ / PERI_HCLK_HZ); + assert((1 << hclk_div) * PERI_HCLK_HZ == + PERI_ACLK_HZ && (pclk_div < 0x4)); + + pclk_div = log2(PERI_ACLK_HZ / PERI_PCLK_HZ); + assert((1 << pclk_div) * PERI_PCLK_HZ == + PERI_ACLK_HZ && pclk_div < 0x8); + + rk_clrsetreg(&cru->cru_clksel_con[10], + PERI_PLL_SEL_MASK << PERI_PLL_SEL_SHIFT | + PERI_PCLK_DIV_MASK << PERI_PCLK_DIV_SHIFT | + PERI_HCLK_DIV_MASK << PERI_HCLK_DIV_SHIFT | + PERI_ACLK_DIV_MASK << PERI_ACLK_DIV_SHIFT, + PERI_PLL_GPLL << PERI_PLL_SEL_SHIFT | + pclk_div << PERI_PCLK_DIV_SHIFT | + hclk_div << PERI_HCLK_DIV_SHIFT | + aclk_div << PERI_ACLK_DIV_SHIFT); + + /* PLL enter normal-mode */ + rk_clrsetreg(&cru->cru_mode_con, + GPLL_MODE_MASK << GPLL_MODE_SHIFT | + APLL_MODE_MASK << APLL_MODE_SHIFT, + GPLL_MODE_NORM << GPLL_MODE_SHIFT | + APLL_MODE_NORM << APLL_MODE_SHIFT); +} + +/* Get pll rate by id */ +static uint32_t rkclk_pll_get_rate(struct rk3036_cru *cru, + enum rk_clk_id clk_id) +{ + uint32_t refdiv, fbdiv, postdiv1, postdiv2; + uint32_t con; + int pll_id = rk_pll_id(clk_id); + struct rk3036_pll *pll = &cru->pll[pll_id]; + static u8 clk_shift[CLK_COUNT] = { + 0xff, APLL_MODE_SHIFT, DPLL_MODE_SHIFT, 0xff, + GPLL_MODE_SHIFT, 0xff + }; + static u8 clk_mask[CLK_COUNT] = { + 0xff, APLL_MODE_MASK, DPLL_MODE_MASK, 0xff, + GPLL_MODE_MASK, 0xff + }; + uint shift; + uint mask; + + con = readl(&cru->cru_mode_con); + shift = clk_shift[clk_id]; + mask = clk_mask[clk_id]; + + switch ((con >> shift) & mask) { + case GPLL_MODE_SLOW: + return OSC_HZ; + case GPLL_MODE_NORM: + + /* normal mode */ + con = readl(&pll->con0); + postdiv1 = (con >> PLL_POSTDIV1_SHIFT) & PLL_POSTDIV1_MASK; + fbdiv = (con >> PLL_FBDIV_SHIFT) & PLL_FBDIV_MASK; + con = readl(&pll->con1); + postdiv2 = (con >> PLL_POSTDIV2_SHIFT) & PLL_POSTDIV2_MASK; + refdiv = (con >> PLL_REFDIV_SHIFT) & PLL_REFDIV_MASK; + return (24 * fbdiv / (refdiv * postdiv1 * postdiv2)) * 1000000; + case GPLL_MODE_DEEP: + default: + return 32768; + } +} + +static ulong rockchip_mmc_get_clk(struct rk3036_cru *cru, uint clk_general_rate, + enum periph_id periph) +{ + uint src_rate; + uint div, mux; + u32 con; + + switch (periph) { + case PERIPH_ID_EMMC: + con = readl(&cru->cru_clksel_con[12]); + mux = (con >> EMMC_PLL_SHIFT) & EMMC_PLL_MASK; + div = (con >> EMMC_DIV_SHIFT) & EMMC_DIV_MASK; + break; + case PERIPH_ID_SDCARD: + con = readl(&cru->cru_clksel_con[12]); + mux = (con >> MMC0_PLL_SHIFT) & MMC0_PLL_MASK; + div = (con >> MMC0_DIV_SHIFT) & MMC0_DIV_MASK; + break; + default: + return -EINVAL; + } + + src_rate = mux == EMMC_SEL_24M ? OSC_HZ : clk_general_rate; + return DIV_TO_RATE(src_rate, div); +} + +static ulong rockchip_mmc_set_clk(struct rk3036_cru *cru, uint clk_general_rate, + enum periph_id periph, uint freq) +{ + int src_clk_div; + int mux; + + debug("%s: clk_general_rate=%u\n", __func__, clk_general_rate); + + /* mmc clock auto divide 2 in internal */ + src_clk_div = (clk_general_rate / 2 + freq - 1) / freq; + + if (src_clk_div > 0x7f) { + src_clk_div = (OSC_HZ / 2 + freq - 1) / freq; + mux = EMMC_SEL_24M; + } else { + mux = EMMC_SEL_GPLL; + } + + switch (periph) { + case PERIPH_ID_EMMC: + rk_clrsetreg(&cru->cru_clksel_con[12], + EMMC_PLL_MASK << EMMC_PLL_SHIFT | + EMMC_DIV_MASK << EMMC_DIV_SHIFT, + mux << EMMC_PLL_SHIFT | + (src_clk_div - 1) << EMMC_DIV_SHIFT); + break; + case PERIPH_ID_SDCARD: + rk_clrsetreg(&cru->cru_clksel_con[11], + MMC0_PLL_MASK << MMC0_PLL_SHIFT | + MMC0_DIV_MASK << MMC0_DIV_SHIFT, + mux << MMC0_PLL_SHIFT | + (src_clk_div - 1) << MMC0_DIV_SHIFT); + break; + default: + return -EINVAL; + } + + return rockchip_mmc_get_clk(cru, clk_general_rate, periph); +} + +static ulong rk3036_clk_get_rate(struct udevice *dev) +{ + struct rk3036_clk_plat *plat = dev_get_platdata(dev); + struct rk3036_clk_priv *priv = dev_get_priv(dev); + + debug("%s\n", dev->name); + return rkclk_pll_get_rate(priv->cru, plat->clk_id); +} + +static ulong rk3036_clk_set_rate(struct udevice *dev, ulong rate) +{ + debug("%s\n", dev->name); + + return 0; +} + +ulong rk3036_set_periph_rate(struct udevice *dev, int periph, ulong rate) +{ + struct rk3036_clk_priv *priv = dev_get_priv(dev); + ulong new_rate; + + switch (periph) { + case PERIPH_ID_EMMC: + new_rate = rockchip_mmc_set_clk(priv->cru, clk_get_rate(dev), + periph, rate); + break; + default: + return -ENOENT; + } + + return new_rate; +} + +static struct clk_ops rk3036_clk_ops = { + .get_rate = rk3036_clk_get_rate, + .set_rate = rk3036_clk_set_rate, + .set_periph_rate = rk3036_set_periph_rate, +}; + +static int rk3036_clk_probe(struct udevice *dev) +{ + struct rk3036_clk_plat *plat = dev_get_platdata(dev); + struct rk3036_clk_priv *priv = dev_get_priv(dev); + + if (plat->clk_id != CLK_OSC) { + struct rk3036_clk_priv *parent_priv = dev_get_priv(dev->parent); + + priv->cru = parent_priv->cru; + return 0; + } + priv->cru = (struct rk3036_cru *)dev_get_addr(dev); + rkclk_init(priv->cru); + + return 0; +} + +static const char *const clk_name[] = { + "osc", + "apll", + "dpll", + "cpll", + "gpll", + "mpll", +}; + +static int rk3036_clk_bind(struct udevice *dev) +{ + struct rk3036_clk_plat *plat = dev_get_platdata(dev); + int pll, ret; + + /* We only need to set up the root clock */ + if (dev->of_offset == -1) { + plat->clk_id = CLK_OSC; + return 0; + } + + /* Create devices for P main clocks */ + for (pll = 1; pll < CLK_COUNT; pll++) { + struct udevice *child; + struct rk3036_clk_plat *cplat; + + debug("%s %s\n", __func__, clk_name[pll]); + ret = device_bind_driver(dev, "clk_rk3036", clk_name[pll], + &child); + if (ret) + return ret; + + cplat = dev_get_platdata(child); + cplat->clk_id = pll; + } + + /* The reset driver does not have a device node, so bind it here */ + ret = device_bind_driver(gd->dm_root, "rk3036_reset", "reset", &dev); + if (ret) + debug("Warning: No RK3036 reset driver: ret=%d\n", ret); + + return 0; +} + +static const struct udevice_id rk3036_clk_ids[] = { + { .compatible = "rockchip,rk3036-cru" }, + { } +}; + +U_BOOT_DRIVER(clk_rk3036) = { + .name = "clk_rk3036", + .id = UCLASS_CLK, + .of_match = rk3036_clk_ids, + .priv_auto_alloc_size = sizeof(struct rk3036_clk_priv), + .platdata_auto_alloc_size = sizeof(struct rk3036_clk_plat), + .ops = &rk3036_clk_ops, + .bind = rk3036_clk_bind, + .probe = rk3036_clk_probe, +};

Signed-off-by: Lin Huang hl@rock-chips.com --- Changes in v1: - clean copyright announcement

arch/arm/mach-rockchip/Kconfig | 10 ++- arch/arm/mach-rockchip/Makefile | 1 + arch/arm/mach-rockchip/board.c | 13 +++- arch/arm/mach-rockchip/rk3036/Kconfig | 11 ++++ include/configs/rk3036_common.h | 116 ++++++++++++++++++++++++++++++++++ 5 files changed, 149 insertions(+), 2 deletions(-) create mode 100644 arch/arm/mach-rockchip/rk3036/Kconfig create mode 100644 include/configs/rk3036_common.h

diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig index 15cd380..72d61d1 100644 --- a/arch/arm/mach-rockchip/Kconfig +++ b/arch/arm/mach-rockchip/Kconfig @@ -11,6 +11,14 @@ config ROCKCHIP_RK3288 and video codec support. Peripherals include Gigabit Ethernet, USB2 host and OTG, SDIO, I2S, UART,s, SPI, I2C and PWMs.

+config ROCKCHIP_RK3036 + bool "Support Rockchip RK3036" + help + The Rockchip RK3036 is a ARM-based SoC with a dual-core Cortex-A7 + including NEON and GPU, Mali-400 graphics, several DDR3 options + and video codec support. Peripherals include Gigabit Ethernet, + USB2 host and OTG, SDIO, I2S, UART, SPI, I2C and PWMs. + config SYS_MALLOC_F default y

@@ -39,5 +47,5 @@ config ROCKCHIP_SERIAL default y

source "arch/arm/mach-rockchip/rk3288/Kconfig" - +source "arch/arm/mach-rockchip/rk3036/Kconfig" endif diff --git a/arch/arm/mach-rockchip/Makefile b/arch/arm/mach-rockchip/Makefile index 5a4e383..1cdbc34 100644 --- a/arch/arm/mach-rockchip/Makefile +++ b/arch/arm/mach-rockchip/Makefile @@ -11,3 +11,4 @@ obj-y += board.o endif obj-y += common.o obj-$(CONFIG_ROCKCHIP_RK3288) += rk3288/ +obj-$(CONFIG_ROCKCHIP_RK3036) += rk3036/ diff --git a/arch/arm/mach-rockchip/board.c b/arch/arm/mach-rockchip/board.c index 789a801..d1d8856 100644 --- a/arch/arm/mach-rockchip/board.c +++ b/arch/arm/mach-rockchip/board.c @@ -3,6 +3,8 @@ * * SPDX-License-Identifier: GPL-2.0+ */ + +#include <asm/io.h> #include <asm/arch/timer.h> #include <common.h> #include <dm.h> @@ -23,6 +25,7 @@ int board_init(void)

int dram_init(void) { +#ifdef CONFIG_SPL_BUILD struct ram_info ram; struct udevice *dev; int ret; @@ -37,8 +40,16 @@ int dram_init(void) debug("Cannot get DRAM size: %d\n", ret); return ret; } - debug("SDRAM base=%lx, size=%x\n", ram.base, ram.size); gd->ram_size = ram.size; +#else + int i; + unsigned int addr; + + for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { + addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE); + gd->ram_size += get_ram_size((long *)addr, SDRAM_BANK_SIZE); + } +#endif

return 0; } diff --git a/arch/arm/mach-rockchip/rk3036/Kconfig b/arch/arm/mach-rockchip/rk3036/Kconfig new file mode 100644 index 0000000..6198ad6 --- /dev/null +++ b/arch/arm/mach-rockchip/rk3036/Kconfig @@ -0,0 +1,11 @@ +if ROCKCHIP_RK3036 + +config TARGET_EVB_RK3036 + bool "EVB_RK3036" + +config SYS_SOC + default "rockchip" + +source "board/evb_rk3036/evb_rk3036/Kconfig" + +endif diff --git a/include/configs/rk3036_common.h b/include/configs/rk3036_common.h new file mode 100644 index 0000000..1d7d20c --- /dev/null +++ b/include/configs/rk3036_common.h @@ -0,0 +1,116 @@ +/* + * (C) Copyright 2015 Rockchip Electronics Co., Ltd + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef __CONFIG_RK3036_COMMON_H +#define __CONFIG_RK3036_COMMON_H + +#include <asm/arch/hardware.h> + +#define CONFIG_SYS_NO_FLASH +#define CONFIG_NR_DRAM_BANKS 1 +#define CONFIG_ENV_IS_NOWHERE +#define CONFIG_ENV_SIZE 0x2000 +#define CONFIG_SYS_GENERIC_BOARD +#define CONFIG_SYS_MAXARGS 16 +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SYS_MALLOC_LEN (32 << 20) +#define CONFIG_SYS_CBSIZE 1024 +#define CONFIG_SKIP_LOWLEVEL_INIT +#define CONFIG_SYS_THUMB_BUILD +#define CONFIG_OF_LIBFDT +#define CONFIG_DISPLAY_BOARDINFO + +#define CONFIG_SYS_TIMER_RATE (24 * 1000 * 1000) +#define CONFIG_SYS_TIMER_BASE 0x200440a0 /* TIMER5 */ +#define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMER_BASE + 8) + +#define CONFIG_SPL_FRAMEWORK +#define CONFIG_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT +#define CONFIG_SYS_NS16550 +#define CONFIG_SYS_NS16550_MEM32 +#define CONFIG_SPL_BOARD_INIT + +#ifdef CONFIG_SPL_BUILD +#define CONFIG_SYS_MALLOC_SIMPLE +#endif + +#define CONFIG_SYS_TEXT_BASE 0x60000000 +#define CONFIG_SYS_INIT_SP_ADDR 0x60100000 +#define CONFIG_SYS_LOAD_ADDR 0x60800800 + +/* MMC/SD IP block */ +#define CONFIG_MMC +#define CONFIG_GENERIC_MMC +#define CONFIG_CMD_MMC +#define CONFIG_SDHCI +#define CONFIG_ROCKCHIP_3036_DWMMC +#define CONFIG_BOUNCE_BUFFER + +#define CONFIG_DOS_PARTITION +#define CONFIG_CMD_FAT +#define CONFIG_FAT_WRITE +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_EXT4 +#define CONFIG_CMD_FS_GENERIC +#define CONFIG_PARTITION_UUIDS +#define CONFIG_CMD_PART + +/* RAW SD card / eMMC locations. */ +#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 256 +#define CONFIG_SYS_SPI_U_BOOT_OFFS (128 << 10) + +/* FAT sd card locations. */ +#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 +#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" + +#define CONFIG_SPL_PINCTRL_SUPPORT +#define CONFIG_SPL_GPIO_SUPPORT +#define CONFIG_SPL_RAM_SUPPORT +#define CONFIG_SPL_DRIVERS_MISC_SUPPORT + +#define CONFIG_CMD_CACHE +#define CONFIG_CMD_TIME + +#define CONFIG_SYS_SDRAM_BASE 0x60000000 +#define CONFIG_NR_DRAM_BANKS 1 +#define SDRAM_BANK_SIZE (512UL << 20UL) + +#define CONFIG_SPI_FLASH +#define CONFIG_SPI +#define CONFIG_CMD_SF +#define CONFIG_CMD_SPI +#define CONFIG_SPI_FLASH_GIGADEVICE +#define CONFIG_SF_DEFAULT_SPEED 20000000 + +#define CONFIG_CMD_I2C + +#ifndef CONFIG_SPL_BUILD +#include <config_distro_defaults.h> + +#define ENV_MEM_LAYOUT_SETTINGS \ + "scriptaddr=0x00000000\0" \ + "pxefile_addr_r=0x00100000\0" \ + "fdt_addr_r=0x01f00000\0" \ + "kernel_addr_r=0x02000000\0" \ + "ramdisk_addr_r=0x04000000\0" + +/* First try to boot from SD (index 0), then eMMC (index 1 */ +#define BOOT_TARGET_DEVICES(func) \ + func(MMC, mmc, 0) \ + func(MMC, mmc, 1) + +#include <config_distro_bootcmd.h> + +/* Linux fails to load the fdt if it's loaded above 512M on a Rock 2 board, so + * limit the fdt reallocation to that */ +#define CONFIG_EXTRA_ENV_SETTINGS \ + "fdt_high=0x1fffffff\0" \ + ENV_MEM_LAYOUT_SETTINGS \ + BOOTENV +#endif + +#endif

This add some basic files required to allow the board to dispaly serial message and can run command(mmc info etc)

Signed-off-by: Lin Huang hl@rock-chips.com --- Changes in v1: - clean copyright announcement

arch/arm/dts/Makefile | 3 ++- arch/arm/dts/rk3036-sdk.dts | 46 ++++++++++++++++++++++++++++++++ board/evb_rk3036/evb_rk3036/Kconfig | 15 +++++++++++ board/evb_rk3036/evb_rk3036/MAINTAINERS | 0 board/evb_rk3036/evb_rk3036/Makefile | 7 +++++ board/evb_rk3036/evb_rk3036/evb_rk3036.c | 7 +++++ configs/evb-rk3036_defconfig | 41 ++++++++++++++++++++++++++++ include/configs/evb_rk3036.h | 12 +++++++++ 8 files changed, 130 insertions(+), 1 deletion(-) create mode 100644 arch/arm/dts/rk3036-sdk.dts create mode 100644 board/evb_rk3036/evb_rk3036/Kconfig create mode 100644 board/evb_rk3036/evb_rk3036/MAINTAINERS create mode 100644 board/evb_rk3036/evb_rk3036/Makefile create mode 100644 board/evb_rk3036/evb_rk3036/evb_rk3036.c create mode 100644 configs/evb-rk3036_defconfig create mode 100644 include/configs/evb_rk3036.h

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 3babe65..d007199 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -17,7 +17,8 @@ dtb-$(CONFIG_EXYNOS5) += exynos5250-arndale.dtb \ exynos5422-odroidxu3.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += \ rk3288-firefly.dtb \ - rk3288-jerry.dtb + rk3288-jerry.dtb \ + rk3036-sdk.dtb dtb-$(CONFIG_TEGRA) += tegra20-harmony.dtb \ tegra20-medcom-wide.dtb \ tegra20-paz00.dtb \ diff --git a/arch/arm/dts/rk3036-sdk.dts b/arch/arm/dts/rk3036-sdk.dts new file mode 100644 index 0000000..a83badb --- /dev/null +++ b/arch/arm/dts/rk3036-sdk.dts @@ -0,0 +1,46 @@ +/* + * (C) Copyright 2015 Rockchip Electronics Co., Ltd + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/dts-v1/; + +#include "rk3036.dtsi" + +/ { + model = "SDK-RK3036"; + compatible = "sdk,sdk-rk3036", "rockchip,rk3036"; + + chosen { + stdout-path = &uart2; + }; + + usb_control { + compatible = "rockchip,rk3036-usb-control"; + host_drv_gpio = <&gpio2 23 GPIO_ACTIVE_LOW>; + otg_drv_gpio = <&gpio0 26 GPIO_ACTIVE_LOW>; + }; +}; + +&i2c1 { + status = "okay"; + + hym8563: hym8563@51 { + compatible = "haoyu,hym8563"; + reg = <0x51>; + #clock-cells = <0>; + clock-frequency = <32768>; + clock-output-names = "xin32k"; + }; +}; + +&usb_host { + status = "okay"; +}; + +&usb_otg { + status = "okay"; + + dr_mode = "host"; +}; diff --git a/board/evb_rk3036/evb_rk3036/Kconfig b/board/evb_rk3036/evb_rk3036/Kconfig new file mode 100644 index 0000000..ae2a9eb --- /dev/null +++ b/board/evb_rk3036/evb_rk3036/Kconfig @@ -0,0 +1,15 @@ +if TARGET_EVB_RK3036 + +config SYS_BOARD + default "evb_rk3036" + +config SYS_VENDOR + default "evb_rk3036" + +config SYS_CONFIG_NAME + default "evb_rk3036" + +config BOARD_SPECIFIC_OPTIONS # dummy + def_bool y + +endif diff --git a/board/evb_rk3036/evb_rk3036/MAINTAINERS b/board/evb_rk3036/evb_rk3036/MAINTAINERS new file mode 100644 index 0000000..e69de29 diff --git a/board/evb_rk3036/evb_rk3036/Makefile b/board/evb_rk3036/evb_rk3036/Makefile new file mode 100644 index 0000000..0403836 --- /dev/null +++ b/board/evb_rk3036/evb_rk3036/Makefile @@ -0,0 +1,7 @@ +# +# (C) Copyright 2015 Google, Inc +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += evb_rk3036.o diff --git a/board/evb_rk3036/evb_rk3036/evb_rk3036.c b/board/evb_rk3036/evb_rk3036/evb_rk3036.c new file mode 100644 index 0000000..19850ff --- /dev/null +++ b/board/evb_rk3036/evb_rk3036/evb_rk3036.c @@ -0,0 +1,7 @@ +/* + * (C) Copyright 2015 Rockchip Electronics Co., Ltd + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> diff --git a/configs/evb-rk3036_defconfig b/configs/evb-rk3036_defconfig new file mode 100644 index 0000000..53aa98b --- /dev/null +++ b/configs/evb-rk3036_defconfig @@ -0,0 +1,41 @@ +CONFIG_ARM=y +CONFIG_ARCH_ROCKCHIP=y +CONFIG_SYS_MALLOC_F_LEN=0x2000 +CONFIG_ROCKCHIP_RK3036=y +CONFIG_TARGET_EVB_RK3036=y +CONFIG_DEFAULT_DEVICE_TREE="rk3036-sdk" +CONFIG_SPL_STACK_R=y +CONFIG_SPL_STACK_R_ADDR=0x80000 +# CONFIG_CMD_IMLS is not set +# CONFIG_CMD_SETEXPR is not set +CONFIG_CMD_PMIC=y +CONFIG_CMD_REGULATOR=y +CONFIG_SPL_OF_CONTROL=y +CONFIG_CLK=y +CONFIG_SPL_CLK=y +CONFIG_REGMAP=y +CONFIG_SYSCON=y +CONFIG_RESET=y +CONFIG_LED=y +CONFIG_LED_GPIO=y +CONFIG_DEBUG_UART=y +CONFIG_DEBUG_UART_BASE=0x20068000 +CONFIG_DEBUG_UART_CLOCK=24000000 +CONFIG_DEBUG_UART_SHIFT=2 +CONFIG_SYS_I2C_ROCKCHIP=y +CONFIG_PINCTRL=y +CONFIG_SPL_PINCTRL=y +# CONFIG_PINCTRL_FULL is not set +# CONFIG_SPL_PINCTRL_FULL is not set +CONFIG_ROCKCHIP_3036_PINCTRL=y +CONFIG_ROCKCHIP_GPIO=y +CONFIG_DM_PMIC=y +CONFIG_PMIC_ACT8846=y +CONFIG_DM_REGULATOR=y +CONFIG_REGULATOR_ACT8846=y +CONFIG_RAM=y +CONFIG_SPL_RAM=y +CONFIG_DM_MMC=y +CONFIG_USE_PRIVATE_LIBGCC=y +CONFIG_CMD_DHRYSTONE=y +CONFIG_ERRNO_STR=y diff --git a/include/configs/evb_rk3036.h b/include/configs/evb_rk3036.h new file mode 100644 index 0000000..aa07889 --- /dev/null +++ b/include/configs/evb_rk3036.h @@ -0,0 +1,12 @@ +/* + * (C) Copyright 2015 Rockchip Electronics Co., Ltd + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#include <configs/rk3036_common.h> + +#endif