RK1108 is embedded with an ARM Cortex-A7 single core and a DSP core.
It is designed for varies application scenario such as car DVR, sports
DV, secure camera and UAV camera.
This patch add basic support for it with DMAC / UART / CRU / pinctrl
enabled.
Signed-off-by: Andy Yan <andy.yan@xxxxxxxxxxxxxx>
---
arch/arm/boot/dts/rk1108.dtsi | 420 ++++++++++++++++++++++++++++++++++++++
arch/arm/mach-rockchip/rockchip.c | 1 +
2 files changed, 421 insertions(+)
create mode 100644 arch/arm/boot/dts/rk1108.dtsi
diff --git a/arch/arm/boot/dts/rk1108.dtsi b/arch/arm/boot/dts/rk1108.dtsi
new file mode 100644
index 0000000..9dccfea
--- /dev/null
+++ b/arch/arm/boot/dts/rk1108.dtsi
@@ -0,0 +1,420 @@
+/*
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ * a) This file is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This file is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ * b) Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/rk1108-cru.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ compatible = "rockchip,rk1108";
+
+ interrupt-parent = <&gic>;
+
+ aliases {
+ serial0 = &uart0;
+ serial1 = &uart1;
+ serial2 = &uart2;
+ };
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu@f00 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+ reg = <0xf00>;
+ };
+
+ };
+
+ amba {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ pdma: pdma@102a0000 {
+ compatible = "arm,pl330", "arm,primecell";
+ reg = <0x102a0000 0x4000>;
+ interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+ #dma-cells = <1>;
+ arm,pl330-broken-no-flushp;
+ clocks = <&cru ACLK_DMAC>;
+ clock-names = "apb_pclk";
+ };
+ };
+
+ arm-pmu {
+ compatible = "arm,cortex-a7-pmu";
+ interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+
+ timer {
+ compatible = "arm,armv7-timer";
+ 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)>;
+ clock-frequency = <24000000>;
+ };
+
+ xin24m: oscillator {
+ compatible = "fixed-clock";
+ clock-frequency = <24000000>;
+ clock-output-names = "xin24m";
+ #clock-cells = <0>;
+ };
+
+ bus_intmem@10080000 {
+ compatible = "mmio-sram";
+ reg = <0x10080000 0x2000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x10080000 0x2000>;
+ };
+
+ grf: syscon@10300000 {
+ compatible = "rockchip,rk1108-grf", "syscon";
+ reg = <0x10300000 0x1000>;
+ };
+
+ emmc: dwmmc@30110000 {
+ compatible = "rockchip,rk1108-dw-mshc", "rockchip,rk3288-dw-mshc";
+ clock-freq-min-max = <400000 150000000>;
+ clocks = <&cru HCLK_EMMC>, <&cru SCLK_EMMC>,
+ <&cru SCLK_EMMC_DRV>, <&cru SCLK_EMMC_SAMPLE>;
+ clock-names = "biu", "ciu", "ciu-drive", "ciu-sample";
+ fifo-depth = <0x100>;
+ interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
+ reg = <0x30110000 0x4000>;
+ status = "disabled";
+ };
+
+ sdio: dwmmc@30120000 {
+ compatible = "rockchip,rk1108-dw-mshc", "rockchip,rk3288-dw-mshc";
+ clock-freq-min-max = <400000 150000000>;
+ clocks = <&cru HCLK_SDIO>, <&cru SCLK_SDIO>,
+ <&cru SCLK_SDIO_DRV>, <&cru SCLK_SDIO_SAMPLE>;
+ clock-names = "biu", "ciu", "ciu-drive", "ciu-sample";
+ fifo-depth = <0x100>;
+ interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
+ reg = <0x30120000 0x4000>;
+ status = "disabled";
+ };
+
+ sdmmc: dwmmc@30130000 {
+ compatible = "rockchip,rk1108-dw-mshc", "rockchip,rk3288-dw-mshc";
+ clock-freq-min-max = <400000 100000000>;
+ clocks = <&cru HCLK_SDMMC>, <&cru SCLK_SDMMC>,
+ <&cru SCLK_SDMMC_DRV>, <&cru SCLK_SDMMC_SAMPLE>;
+ clock-names = "biu", "ciu", "ciu-drive", "ciu-sample";
+ fifo-depth = <0x100>;
+ interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
+ reg = <0x30130000 0x4000>;
+ status = "disabled";
+ };
+
+ uart2: serial@10210000 {
+ compatible = "rockchip,rk1108-uart", "snps,dw-apb-uart";
+ reg = <0x10210000 0x100>;
+ interrupts = <GIC_SPI 46 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 = <&uart2m0_xfer>;
+ status = "disabled";
+ };
+
+ uart1: serial@10220000 {
+ compatible = "rockchip,rk1108-uart", "snps,dw-apb-uart";
+ reg = <0x10220000 0x100>;
+ interrupts = <GIC_SPI 45 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>;
+ status = "disabled";
+ };
+
+ uart0: serial@10230000 {
+ compatible = "rockchip,rk1108-uart", "snps,dw-apb-uart";
+ reg = <0x10230000 0x100>;
+ interrupts = <GIC_SPI 44 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>;
+ status = "disabled";
+ };
+
+ cru: clock-controller@20200000 {
+ compatible = "rockchip,rk1108-cru";
+ reg = <0x20200000 0x1000>;
+ rockchip,grf = <&grf>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
+ gic: interrupt-controller@32010000 {
+ compatible = "arm,cortex-a15-gic";
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+
+ reg = <0x32011000 0x1000>,
+ <0x32012000 0x1000>;
+ };
+
+ pinctrl: pinctrl {
+ compatible = "rockchip,rk1108-pinctrl";
+ rockchip,grf = <&grf>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ gpio0: gpio0@20030000 {
+ compatible = "rockchip,gpio-bank";
+ reg = <0x20030000 0x100>;
+ interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&xin24m>;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ gpio1: gpio1@10310000 {
+ compatible = "rockchip,gpio-bank";
+ reg = <0x10310000 0x100>;
+ interrupts = <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&xin24m>;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ gpio2: gpio2@10320000 {
+ compatible = "rockchip,gpio-bank";
+ reg = <0x10320000 0x100>;
+ interrupts = <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&xin24m>;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ gpio3: gpio3@10330000 {
+ compatible = "rockchip,gpio-bank";
+ reg = <0x10330000 0x100>;
+ interrupts = <GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&xin24m>;
+
+ 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;
+ };
+
+ pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
+ drive-strength = <8>;
+ };
+
+ pcfg_pull_none_drv_12ma: pcfg-pull-none-drv-12ma {
+ drive-strength = <12>;
+ };
+
+ pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
+ bias-pull-up;
+ drive-strength = <8>;
+ };
+
+ pcfg_pull_none_drv_4ma: pcfg-pull-none-drv-4ma {
+ drive-strength = <4>;
+ };
+
+ pcfg_pull_up_drv_4ma: pcfg-pull-up-drv-4ma {
+ bias-pull-up;
+ drive-strength = <4>;
+ };
+
+ pcfg_output_high: pcfg-output-high {
+ output-high;
+ };
+
+ pcfg_output_low: pcfg-output-low {
+ output-low;
+ };
+
+ pcfg_input_high: pcfg-input-high {
+ bias-pull-up;
+ input-enable;
+ };
+
+ i2c1 {
+ i2c1_xfer: i2c1-xfer {
+ rockchip,pins = <2 RK_PD3 RK_FUNC_1 &pcfg_pull_up>,
+ <2 RK_PD4 RK_FUNC_1 &pcfg_pull_up>;
+ };
+ };
+
+ i2c2m1 {
+ i2c2m1_xfer: i2c2m1-xfer {
+ rockchip,pins = <0 RK_PC2 RK_FUNC_2 &pcfg_pull_none>,
+ <0 RK_PC6 RK_FUNC_3 &pcfg_pull_none>;
+ };
+
+ i2c2m1_gpio: i2c2m1-gpio {
+ rockchip,pins = <0 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>,
+ <0 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+
+ i2c2m05v {
+ i2c2m05v_xfer: i2c2m05v-xfer {
+ rockchip,pins = <1 RK_PD5 RK_FUNC_2 &pcfg_pull_none>,
+ <1 RK_PD4 RK_FUNC_2 &pcfg_pull_none>;
+ };
+
+ i2c2m05v_gpio: i2c2m05v-gpio {
+ rockchip,pins = <1 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>,
+ <1 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+
+ i2c3 {
+ i2c3_xfer: i2c3-xfer {
+ rockchip,pins = <0 RK_PB6 RK_FUNC_1 &pcfg_pull_none>,
+ <0 RK_PC4 RK_FUNC_2 &pcfg_pull_none>;
+ };
+ };
+
+ uart0 {
+ uart0_xfer: uart0-xfer {
+ rockchip,pins = <3 RK_PA6 RK_FUNC_1 &pcfg_pull_up>,
+ <3 RK_PA5 RK_FUNC_1 &pcfg_pull_none>;
+ };
+
+ uart0_cts: uart0-cts {
+ rockchip,pins = <3 RK_PA4 RK_FUNC_1 &pcfg_pull_none>;
+ };
+
+ uart0_rts: uart0-rts {
+ rockchip,pins = <3 RK_PA3 RK_FUNC_1 &pcfg_pull_none>;
+ };
+
+ uart0_rts_gpio: uart0-rts-gpio {
+ rockchip,pins = <3 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+
+ uart1 {
+ uart1_xfer: uart1-xfer {
+ rockchip,pins = <1 RK_PD3 RK_FUNC_1 &pcfg_pull_up>,
+ <1 RK_PD2 RK_FUNC_1 &pcfg_pull_none>;
+ };
+
+ uart1_cts: uart1-cts {
+ rockchip,pins = <1 RK_PD0 RK_FUNC_1 &pcfg_pull_none>;
+ };
+
+ uart1_rts: uart1-rts {
+ rockchip,pins = <1 RK_PD1 RK_FUNC_1 &pcfg_pull_none>;
+ };
+ };
+
+ uart2m0 {
+ uart2m0_xfer: uart2m0-xfer {
+ rockchip,pins = <2 RK_PD2 RK_FUNC_1 &pcfg_pull_up>,
+ <2 RK_PD1 RK_FUNC_1 &pcfg_pull_none>;
+ };
+ };
+
+ uart2m1 {
+ uart2m1_xfer: uart2m1-xfer {
+ rockchip,pins = <3 RK_PC3 RK_FUNC_2 &pcfg_pull_up>,
+ <3 RK_PC2 RK_FUNC_2 &pcfg_pull_none>;
+ };
+ };
+
+ uart2_5v {
+ uart2_5v_cts: uart2_5v-cts {
+ rockchip,pins = <1 RK_PD4 RK_FUNC_1 &pcfg_pull_none>;
+ };
+
+ uart2_5v_rts: uart2_5v-rts {
+ rockchip,pins = <1 RK_PD5 RK_FUNC_1 &pcfg_pull_none>;
+ };
+ };
+ };
+};
diff --git a/arch/arm/mach-rockchip/rockchip.c b/arch/arm/mach-rockchip/rockchip.c
index a7ab9ec..e7fdf06 100644
--- a/arch/arm/mach-rockchip/rockchip.c
+++ b/arch/arm/mach-rockchip/rockchip.c
@@ -76,6 +76,7 @@ static void __init rockchip_dt_init(void)
}
static const char * const rockchip_board_dt_compat[] = {
+ "rockchip,rk1108",
"rockchip,rk2928",
"rockchip,rk3066a",
"rockchip,rk3066b",
--
2.7.4
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