| Message ID | 20231031120307.1600689-6-quic_mdalam@quicinc.com |
|---|---|
| State | New |
| Headers | show |
| Series | Add QPIC SPI NAND driver support | expand |
On 10/31/2023 8:57 PM, Konrad Dybcio wrote: > On 31.10.2023 13:03, Md Sadre Alam wrote: >> Add support for QPIC SPI NAND for IPQ9574 >> >> Signed-off-by: Md Sadre Alam <quic_mdalam@quicinc.com> >> Signed-off-by: Sricharan R <quic_srichara@quicinc.com> >> --- >> arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts | 56 ++++++++++----------- >> arch/arm64/boot/dts/qcom/ipq9574.dtsi | 30 ++++++++++- >> 2 files changed, 57 insertions(+), 29 deletions(-) >> >> diff --git a/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts b/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts >> index 1bb8d96c9a82..5e4200edb873 100644 >> --- a/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts >> +++ b/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts >> @@ -15,48 +15,48 @@ / { >> compatible = "qcom,ipq9574-ap-al02-c7", "qcom,ipq9574"; >> }; >> >> -&sdhc_1 { >> - pinctrl-0 = <&sdc_default_state>; >> - pinctrl-names = "default"; >> - mmc-ddr-1_8v; >> - mmc-hs200-1_8v; >> - mmc-hs400-1_8v; >> - mmc-hs400-enhanced-strobe; >> - max-frequency = <384000000>; >> - bus-width = <8>; >> - status = "okay"; >> -}; > How is removing SDHCI related to adding support for SPI NAND flash? > You must explain your changes in the commit message. > its my mistake will fix in V1 >> - >> &tlmm { >> - sdc_default_state: sdc-default-state { >> - clk-pins { >> + qspi_nand_pins: qspi_nand_pins { > node names (between : and {) must not include underscores, use > hyphens instead ok > >> + spi_clock { >> pins = "gpio5"; >> - function = "sdc_clk"; >> + function = "qspi_clk"; >> drive-strength = <8>; >> bias-disable; >> }; >> >> - cmd-pins { >> + qspi_cs { >> pins = "gpio4"; >> - function = "sdc_cmd"; >> + function = "qspi_cs"; >> drive-strength = <8>; >> bias-pull-up; >> }; >> >> - data-pins { >> - pins = "gpio0", "gpio1", "gpio2", >> - "gpio3", "gpio6", "gpio7", >> - "gpio8", "gpio9"; >> - function = "sdc_data"; >> + qspi_data { >> + pins = "gpio0", "gpio1", "gpio2"; >> + function = "qspi_data"; >> drive-strength = <8>; >> bias-pull-up; >> }; >> >> - rclk-pins { >> - pins = "gpio10"; >> - function = "sdc_rclk"; >> - drive-strength = <8>; >> - bias-pull-down; >> - }; >> + }; >> +}; >> + >> +&qpic_bam { >> + status = "okay"; >> +}; >> + >> +&qpic_nand { >> + status = "okay"; > status should come last >> + pinctrl-0 = <&qspi_nand_pins>; >> + pinctrl-names = "default"; >> + spi_nand: spi_nand@0 { > no underscores in node names > missing newline between properties and subnodes ok > >> + compatible = "spi-nand"; >> + nand-ecc-engine = <&qpic_nand>; >> + reg = <0>; >> + #address-cells = <1>; >> + #size-cells = <1>; >> + nand-ecc-strength = <4>; >> + nand-ecc-step-size = <512>; >> + spi-max-frequency = <8000000>; >> }; >> }; >> diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi >> index b44acb1fac74..f9c21373f5e6 100644 >> --- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi >> +++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi >> @@ -336,10 +336,38 @@ sdhc_1: mmc@7804000 { >> status = "disabled"; >> }; >> >> + qpic_bam: dma@7984000 { >> + compatible = "qcom,bam-v1.7.0"; >> + reg = <0x7984000 0x1c000>; >> + interrupts = <GIC_SPI 146 IRQ_TYPE_LEVEL_HIGH>; >> + clocks = <&gcc GCC_QPIC_AHB_CLK>; >> + clock-names = "bam_clk"; >> + #dma-cells = <1>; >> + qcom,ee = <0>; >> + status = "disabled"; >> + }; > You're modifying the SoC and board devicetrees in one go, this won't fly Will fix in V1 > >> + >> + qpic_nand: spi@79b0000 { >> + compatible = "qcom,ipq9574-nand"; >> + reg = <0x79b0000 0x10000>; > >> + #address-cells = <1>; >> + #size-cells = <0>; > these two properties usually go below status, at the end Ok > >> + clocks = <&gcc GCC_QPIC_CLK>, >> + <&gcc GCC_QPIC_AHB_CLK>, >> + <&gcc GCC_QPIC_IO_MACRO_CLK>; > Indentation here is messy Will fix in V1 > >> + clock-names = "core", "aon", "io_macro"; > one per line, please Ok > >> + dmas = <&qpic_bam 0>, >> + <&qpic_bam 1>, >> + <&qpic_bam 2>; > ditto Ok > >> + dma-names = "tx", "rx", "cmd"; > ditto Ok > >> + nand-ecc-engine = <&bch>; >> + status = "disabled"; >> + }; >> + >> bch: qpic_ecc { >> compatible = "qcom,ipq9574-ecc"; >> status = "ok"; >> - } >> + }; > This means the previous dt patch would not compile Will fix in V1 Regards Alam.
diff --git a/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts b/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts index 1bb8d96c9a82..5e4200edb873 100644 --- a/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts +++ b/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts @@ -15,48 +15,48 @@ / { compatible = "qcom,ipq9574-ap-al02-c7", "qcom,ipq9574"; }; -&sdhc_1 { - pinctrl-0 = <&sdc_default_state>; - pinctrl-names = "default"; - mmc-ddr-1_8v; - mmc-hs200-1_8v; - mmc-hs400-1_8v; - mmc-hs400-enhanced-strobe; - max-frequency = <384000000>; - bus-width = <8>; - status = "okay"; -}; - &tlmm { - sdc_default_state: sdc-default-state { - clk-pins { + qspi_nand_pins: qspi_nand_pins { + spi_clock { pins = "gpio5"; - function = "sdc_clk"; + function = "qspi_clk"; drive-strength = <8>; bias-disable; }; - cmd-pins { + qspi_cs { pins = "gpio4"; - function = "sdc_cmd"; + function = "qspi_cs"; drive-strength = <8>; bias-pull-up; }; - data-pins { - pins = "gpio0", "gpio1", "gpio2", - "gpio3", "gpio6", "gpio7", - "gpio8", "gpio9"; - function = "sdc_data"; + qspi_data { + pins = "gpio0", "gpio1", "gpio2"; + function = "qspi_data"; drive-strength = <8>; bias-pull-up; }; - rclk-pins { - pins = "gpio10"; - function = "sdc_rclk"; - drive-strength = <8>; - bias-pull-down; - }; + }; +}; + +&qpic_bam { + status = "okay"; +}; + +&qpic_nand { + status = "okay"; + pinctrl-0 = <&qspi_nand_pins>; + pinctrl-names = "default"; + spi_nand: spi_nand@0 { + compatible = "spi-nand"; + nand-ecc-engine = <&qpic_nand>; + reg = <0>; + #address-cells = <1>; + #size-cells = <1>; + nand-ecc-strength = <4>; + nand-ecc-step-size = <512>; + spi-max-frequency = <8000000>; }; }; diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi index b44acb1fac74..f9c21373f5e6 100644 --- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi @@ -336,10 +336,38 @@ sdhc_1: mmc@7804000 { status = "disabled"; }; + qpic_bam: dma@7984000 { + compatible = "qcom,bam-v1.7.0"; + reg = <0x7984000 0x1c000>; + interrupts = <GIC_SPI 146 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&gcc GCC_QPIC_AHB_CLK>; + clock-names = "bam_clk"; + #dma-cells = <1>; + qcom,ee = <0>; + status = "disabled"; + }; + + qpic_nand: spi@79b0000 { + compatible = "qcom,ipq9574-nand"; + reg = <0x79b0000 0x10000>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&gcc GCC_QPIC_CLK>, + <&gcc GCC_QPIC_AHB_CLK>, + <&gcc GCC_QPIC_IO_MACRO_CLK>; + clock-names = "core", "aon", "io_macro"; + dmas = <&qpic_bam 0>, + <&qpic_bam 1>, + <&qpic_bam 2>; + dma-names = "tx", "rx", "cmd"; + nand-ecc-engine = <&bch>; + status = "disabled"; + }; + bch: qpic_ecc { compatible = "qcom,ipq9574-ecc"; status = "ok"; - } + }; blsp_dma: dma-controller@7884000 { compatible = "qcom,bam-v1.7.0";