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Message-ID: <66ae978a-1356-555f-3e43-1e17021ceae7@microchip.com>
Date: Thu, 8 Sep 2022 07:59:41 +0000
From: <Claudiu.Beznea@...rochip.com>
To: <Hari.PrasathGE@...rochip.com>, <Nicolas.Ferre@...rochip.com>,
<davem@...emloft.net>, <krzysztof.kozlowski+dt@...aro.org>,
<alexandre.belloni@...tlin.com>, <arnd@...db.de>, <olof@...om.net>,
<soc@...nel.org>, <Manikandan.M@...rochip.com>, <michael@...le.cc>,
<Horatiu.Vultur@...rochip.com>, <Kavyasree.Kotagiri@...rochip.com>,
<devicetree@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>, <Durai.ManickamKR@...rochip.com>
Subject: Re: [linux][PATCH 2/6] ARM: dts: at91: sam9x60: Move flexcom
definitions to the SoC dtsi
On 07.09.2022 12:20, Hari Prasath wrote:
> Move the flexcom definitions to the SoC specifc DTSI file retaining only
> the pinmux and desired functions in the board specific DTS file of
> sam9x60ek.
>
> Signed-off-by: Hari Prasath <Hari.PrasathGE@...rochip.com>
> Signed-off-by: Manikandan M <manikandan.m@...rochip.com>
> Signed-off-by: Durai Manickam KR <durai.manickamkr@...rochip.com>
> ---
> arch/arm/boot/dts/at91-sam9x60ek.dts | 34 +-----------------
> arch/arm/boot/dts/sam9x60.dtsi | 52 ++++++++++++++++++++++++++--
> 2 files changed, 51 insertions(+), 35 deletions(-)
>
> diff --git a/arch/arm/boot/dts/at91-sam9x60ek.dts b/arch/arm/boot/dts/at91-sam9x60ek.dts
> index b9b7a235ef89..9d9e50c77794 100644
> --- a/arch/arm/boot/dts/at91-sam9x60ek.dts
> +++ b/arch/arm/boot/dts/at91-sam9x60ek.dts
> @@ -211,15 +211,10 @@
> status = "okay";
>
> i2c0: i2c@600 {
> - compatible = "microchip,sam9x60-i2c";
> - reg = <0x600 0x200>;
> - interrupts = <5 IRQ_TYPE_LEVEL_HIGH 7>;
> #address-cells = <1>;
> #size-cells = <0>;
> - clocks = <&pmc PMC_TYPE_PERIPHERAL 5>;
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_flx0_default>;
> - atmel,fifo-size = <16>;
> i2c-analog-filter;
> i2c-digital-filter;
> i2c-digital-filter-width-ns = <35>;
> @@ -239,16 +234,8 @@
> status = "disabled";
>
> spi4: spi@400 {
> - compatible = "microchip,sam9x60-spi", "atmel,at91rm9200-spi";
> - reg = <0x400 0x200>;
> - interrupts = <13 IRQ_TYPE_LEVEL_HIGH 7>;
> - clocks = <&pmc PMC_TYPE_PERIPHERAL 13>;
> - clock-names = "spi_clk";
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_flx4_default>;
> - atmel,fifo-size = <16>;
> - #address-cells = <1>;
> - #size-cells = <0>;
This is not moved it is deleted, it should go in a different patch.
> status = "disabled";
> };
> };
> @@ -258,22 +245,8 @@
> status = "okay";
>
> uart5: serial@200 {
> - compatible = "microchip,sam9x60-usart", "atmel,at91sam9260-usart";
> - reg = <0x200 0x200>;
> - interrupts = <14 IRQ_TYPE_LEVEL_HIGH 7>;
> - dmas = <&dma0
> - (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> - AT91_XDMAC_DT_PERID(10))>,
> - <&dma0
> - (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> - AT91_XDMAC_DT_PERID(11))>;
> - dma-names = "tx", "rx";
> - clocks = <&pmc PMC_TYPE_PERIPHERAL 14>;
> - clock-names = "usart";
> - pinctrl-0 = <&pinctrl_flx5_default>;
> pinctrl-names = "default";
> - atmel,use-dma-rx;
> - atmel,use-dma-tx;
> + pinctrl-0 = <&pinctrl_flx5_default>;
> status = "okay";
> };
> };
> @@ -283,15 +256,10 @@
> status = "okay";
>
> i2c6: i2c@600 {
> - compatible = "microchip,sam9x60-i2c";
> - reg = <0x600 0x200>;
> - interrupts = <9 IRQ_TYPE_LEVEL_HIGH 7>;
> #address-cells = <1>;
> #size-cells = <0>;
> - clocks = <&pmc PMC_TYPE_PERIPHERAL 9>;
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_flx6_default>;
> - atmel,fifo-size = <16>;
> i2c-analog-filter;
> i2c-digital-filter;
> i2c-digital-filter-width-ns = <35>;
> diff --git a/arch/arm/boot/dts/sam9x60.dtsi b/arch/arm/boot/dts/sam9x60.dtsi
> index d3f60f6a456d..f0e0dc20de1b 100644
> --- a/arch/arm/boot/dts/sam9x60.dtsi
> +++ b/arch/arm/boot/dts/sam9x60.dtsi
> @@ -169,6 +169,16 @@
> #size-cells = <1>;
> ranges = <0x0 0xf0000000 0x800>;
> status = "disabled";
> +
> + spi4: spi@400 {
> + compatible = "microchip,sam9x60-spi", "atmel,at91rm9200-spi";
> + reg = <0x400 0x200>;
> + interrupts = <13 IRQ_TYPE_LEVEL_HIGH 7>;
> + clocks = <&pmc PMC_TYPE_PERIPHERAL 13>;
> + clock-names = "spi_clk";
> + atmel,fifo-size = <16>;
> + status = "disabled";
> + };
> };
>
> flx5: flexcom@...04000 {
> @@ -179,6 +189,26 @@
> #size-cells = <1>;
> ranges = <0x0 0xf0004000 0x800>;
> status = "disabled";
> +
> + uart5: serial@200 {
> + compatible = "microchip,sam9x60-usart", "atmel,at91sam9260-usart";
> + reg = <0x200 0x200>;
> + interrupts = <14 IRQ_TYPE_LEVEL_HIGH 7>;
> + dmas = <&dma0
> + (AT91_XDMAC_DT_MEM_IF(0) |
> + AT91_XDMAC_DT_PER_IF(1) |
> + AT91_XDMAC_DT_PERID(10))>,
> + <&dma0
> + (AT91_XDMAC_DT_MEM_IF(0) |
> + AT91_XDMAC_DT_PER_IF(1) |
> + AT91_XDMAC_DT_PERID(11))>;
> + dma-names = "tx", "rx";
> + clocks = <&pmc PMC_TYPE_PERIPHERAL 14>;
> + clock-names = "usart";
> + atmel,use-dma-rx;
> + atmel,use-dma-tx;
> + status = "disabled";
> + };
> };
>
> dma0: dma-controller@...08000 {
> @@ -378,6 +408,15 @@
> #size-cells = <1>;
> ranges = <0x0 0xf8010000 0x800>;
> status = "disabled";
> +
> + i2c6: i2c@600 {
> + compatible = "microchip,sam9x60-i2c";
> + reg = <0x600 0x200>;
> + interrupts = <9 IRQ_TYPE_LEVEL_HIGH 7>;
> + clocks = <&pmc PMC_TYPE_PERIPHERAL 9>;
> + atmel,fifo-size = <16>;
> + status = "disabled";
> + };
> };
>
> flx7: flexcom@...14000 {
> @@ -404,10 +443,19 @@
> compatible = "atmel,sama5d2-flexcom";
> reg = <0xf801c000 0x200>;
> clocks = <&pmc PMC_TYPE_PERIPHERAL 5>;
> - #address-cells = <1>;
> - #size-cells = <1>;
This should remain here.
> ranges = <0x0 0xf801c000 0x800>;
> status = "disabled";
> +
> + i2c0: i2c@600 {
> + compatible = "microchip,sam9x60-i2c";
> + reg = <0x600 0x200>;
> + interrupts = <5 IRQ_TYPE_LEVEL_HIGH 7>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&pmc PMC_TYPE_PERIPHERAL 5>;
> + atmel,fifo-size = <16>;
> + status = "disabled";
> + };
> };
>
> flx1: flexcom@...20000 {
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