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Date: Fri, 12 Nov 2021 09:37:02 -0600
From: Rob Herring <robh@...nel.org>
To: Wells Lu <wellslutw@...il.com>
Cc: linus.walleij@...aro.org, linux-gpio@...r.kernel.org,
linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
qinjian@...lus1.com, dvorkin@...bo.com,
Wells Lu <wells.lu@...plus.com>
Subject: Re: [PATCH v2 2/3] dt-bindings: pinctrl: Add dt-bindings for Sunplus
SP7021
On Mon, Nov 01, 2021 at 04:11:16PM +0800, Wells Lu wrote:
> Add dt-bindings header files for Sunplus SP7021 SoC.
>
> Signed-off-by: Wells Lu <wells.lu@...plus.com>
> ---
> Changes in v2:
> - Added more 'defines' in dt-bindings header files (forgot to add in v1).
>
> MAINTAINERS | 1 +
> include/dt-bindings/pinctrl/sppctl-sp7021.h | 171 ++++++++++++++++++++++++++++
> include/dt-bindings/pinctrl/sppctl.h | 40 +++++++
> 3 files changed, 212 insertions(+)
> create mode 100644 include/dt-bindings/pinctrl/sppctl-sp7021.h
> create mode 100644 include/dt-bindings/pinctrl/sppctl.h
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index fd82c77..da6378f 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -14873,6 +14873,7 @@ L: linux-arm-kernel@...ts.infradead.org (moderated for non-subscribers)
> S: Maintained
> W: https://sunplus-tibbo.atlassian.net/wiki/spaces/doc/overview
> F: drivers/pinctrl/sunplus/
> +F: include/dt-bindings/pinctrl/sppctl*
>
> PKTCDVD DRIVER
> M: linux-block@...r.kernel.org
> diff --git a/include/dt-bindings/pinctrl/sppctl-sp7021.h b/include/dt-bindings/pinctrl/sppctl-sp7021.h
> new file mode 100644
> index 0000000..4e07d03
> --- /dev/null
> +++ b/include/dt-bindings/pinctrl/sppctl-sp7021.h
> @@ -0,0 +1,171 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
Care about OS other than Linux? Should be dual licensed.
> +/*
> + * SP7021 pinmux pinctrl bindings.
> + * Copyright (C) Sunplus Tech/Tibbo Tech. 2020
> + * Author: Dvorkin Dmitry <dvorkin@...bo.com>
> + */
> +
> +#ifndef _DT_BINDINGS_PINCTRL_SPPCTL_SP7021_H
> +#define _DT_BINDINGS_PINCTRL_SPPCTL_SP7021_H
> +
> +#include <dt-bindings/pinctrl/sppctl.h>
> +
> +#define MUXF_GPIO 0
Where do these numbers come from? Hopefully they correspond to register
offsets and aren't made up. A comment either way here would help.
> +#define MUXF_IOP 1
> +#define MUXF_L2SW_CLK_OUT 2
> +#define MUXF_L2SW_MAC_SMI_MDC 3
> +#define MUXF_L2SW_LED_FLASH0 4
> +#define MUXF_L2SW_LED_FLASH1 5
> +#define MUXF_L2SW_LED_ON0 6
> +#define MUXF_L2SW_LED_ON1 7
> +#define MUXF_L2SW_MAC_SMI_MDIO 8
> +#define MUXF_L2SW_P0_MAC_RMII_TXEN 9
> +#define MUXF_L2SW_P0_MAC_RMII_TXD0 10
> +#define MUXF_L2SW_P0_MAC_RMII_TXD1 11
> +#define MUXF_L2SW_P0_MAC_RMII_CRSDV 12
> +#define MUXF_L2SW_P0_MAC_RMII_RXD0 13
> +#define MUXF_L2SW_P0_MAC_RMII_RXD1 14
> +#define MUXF_L2SW_P0_MAC_RMII_RXER 15
> +#define MUXF_L2SW_P1_MAC_RMII_TXEN 16
> +#define MUXF_L2SW_P1_MAC_RMII_TXD0 17
> +#define MUXF_L2SW_P1_MAC_RMII_TXD1 18
> +#define MUXF_L2SW_P1_MAC_RMII_CRSDV 19
> +#define MUXF_L2SW_P1_MAC_RMII_RXD0 20
> +#define MUXF_L2SW_P1_MAC_RMII_RXD1 21
> +#define MUXF_L2SW_P1_MAC_RMII_RXER 22
> +#define MUXF_DAISY_MODE 23
> +#define MUXF_SDIO_CLK 24
> +#define MUXF_SDIO_CMD 25
> +#define MUXF_SDIO_D0 26
> +#define MUXF_SDIO_D1 27
> +#define MUXF_SDIO_D2 28
> +#define MUXF_SDIO_D3 29
> +#define MUXF_PWM0 30
> +#define MUXF_PWM1 31
> +#define MUXF_PWM2 32
> +#define MUXF_PWM3 33
> +#define MUXF_PWM4 34
> +#define MUXF_PWM5 35
> +#define MUXF_PWM6 36
> +#define MUXF_PWM7 37
> +#define MUXF_ICM0_D 38
> +#define MUXF_ICM1_D 39
> +#define MUXF_ICM2_D 40
> +#define MUXF_ICM3_D 41
> +#define MUXF_ICM0_CLK 42
> +#define MUXF_ICM1_CLK 43
> +#define MUXF_ICM2_CLK 44
> +#define MUXF_ICM3_CLK 45
> +#define MUXF_SPIM0_INT 46
> +#define MUXF_SPIM0_CLK 47
> +#define MUXF_SPIM0_EN 48
> +#define MUXF_SPIM0_DO 49
> +#define MUXF_SPIM0_DI 50
> +#define MUXF_SPIM1_INT 51
> +#define MUXF_SPIM1_CLK 52
> +#define MUXF_SPIM1_EN 53
> +#define MUXF_SPIM1_DO 54
> +#define MUXF_SPIM1_DI 55
> +#define MUXF_SPIM2_INT 56
> +#define MUXF_SPIM2_CLK 57
> +#define MUXF_SPIM2_EN 58
> +#define MUXF_SPIM2_DO 59
> +#define MUXF_SPIM2_DI 60
> +#define MUXF_SPIM3_INT 61
> +#define MUXF_SPIM3_CLK 62
> +#define MUXF_SPIM3_EN 63
> +#define MUXF_SPIM3_DO 64
> +#define MUXF_SPIM3_DI 65
> +#define MUXF_SPI0S_INT 66
> +#define MUXF_SPI0S_CLK 67
> +#define MUXF_SPI0S_EN 68
> +#define MUXF_SPI0S_DO 69
> +#define MUXF_SPI0S_DI 70
> +#define MUXF_SPI1S_INT 71
> +#define MUXF_SPI1S_CLK 72
> +#define MUXF_SPI1S_EN 73
> +#define MUXF_SPI1S_DO 74
> +#define MUXF_SPI1S_DI 75
> +#define MUXF_SPI2S_INT 76
> +#define MUXF_SPI2S_CLK 77
> +#define MUXF_SPI2S_EN 78
> +#define MUXF_SPI2S_DO 79
> +#define MUXF_SPI2S_DI 80
> +#define MUXF_SPI3S_INT 81
> +#define MUXF_SPI3S_CLK 82
> +#define MUXF_SPI3S_EN 83
> +#define MUXF_SPI3S_DO 84
> +#define MUXF_SPI3S_DI 85
> +#define MUXF_I2CM0_CLK 86
> +#define MUXF_I2CM0_DAT 87
> +#define MUXF_I2CM1_CLK 88
> +#define MUXF_I2CM1_DAT 89
> +#define MUXF_I2CM2_CLK 90
> +#define MUXF_I2CM2_DAT 91
> +#define MUXF_I2CM3_CLK 92
> +#define MUXF_I2CM3_DAT 93
> +#define MUXF_UA1_TX 94
> +#define MUXF_UA1_RX 95
> +#define MUXF_UA1_CTS 96
> +#define MUXF_UA1_RTS 97
> +#define MUXF_UA2_TX 98
> +#define MUXF_UA2_RX 99
> +#define MUXF_UA2_CTS 100
> +#define MUXF_UA2_RTS 101
> +#define MUXF_UA3_TX 102
> +#define MUXF_UA3_RX 103
> +#define MUXF_UA3_CTS 104
> +#define MUXF_UA3_RTS 105
> +#define MUXF_UA4_TX 106
> +#define MUXF_UA4_RX 107
> +#define MUXF_UA4_CTS 108
> +#define MUXF_UA4_RTS 109
> +#define MUXF_TIMER0_INT 110
> +#define MUXF_TIMER1_INT 111
> +#define MUXF_TIMER2_INT 112
> +#define MUXF_TIMER3_INT 113
> +#define MUXF_GPIO_INT0 114
> +#define MUXF_GPIO_INT1 115
> +#define MUXF_GPIO_INT2 116
> +#define MUXF_GPIO_INT3 117
> +#define MUXF_GPIO_INT4 118
> +#define MUXF_GPIO_INT5 119
> +#define MUXF_GPIO_INT6 120
> +#define MUXF_GPIO_INT7 121
> +
> +#define GROP_SPI_FLASH 122
> +#define GROP_SPI_FLASH_4BIT 123
> +#define GROP_SPI_NAND 124
> +#define GROP_CARD0_EMMC 125
> +#define GROP_SD_CARD 126
> +#define GROP_UA0 127
> +#define GROP_ACHIP_DEBUG 128
> +#define GROP_ACHIP_UA2AXI 129
> +#define GROP_FPGA_IFX 130
> +#define GROP_HDMI_TX 131
> +#define GROP_AUD_EXT_ADC_IFX0 132
> +#define GROP_AUD_EXT_DAC_IFX0 133
> +#define GROP_SPDIF_RX 134
> +#define GROP_SPDIF_TX 135
> +#define GROP_TDMTX_IFX0 136
> +#define GROP_TDMRX_IFX0 137
> +#define GROP_PDMRX_IFX0 138
> +#define GROP_PCM_IEC_TX 139
> +#define GROP_LCDIF 140
> +#define GROP_DVD_DSP_DEBUG 141
> +#define GROP_I2C_DEBUG 142
> +#define GROP_I2C_SLAVE 143
> +#define GROP_WAKEUP 144
> +#define GROP_UART2AXI 145
> +#define GROP_USB0_I2C 146
> +#define GROP_USB1_I2C 147
> +#define GROP_USB0_OTG 148
> +#define GROP_USB1_OTG 149
> +#define GROP_UPHY0_DEBUG 150
> +#define GROP_UPHY1_DEBUG 151
> +#define GROP_UPHY0_EXT 152
> +#define GROP_PROBE_PORT 153
> +#define GROP_ANA_I2C_IF 154
> +#define GROP_ANA_TEST_IF 155
> +
> +#endif
> diff --git a/include/dt-bindings/pinctrl/sppctl.h b/include/dt-bindings/pinctrl/sppctl.h
> new file mode 100644
> index 0000000..3e82989
> --- /dev/null
> +++ b/include/dt-bindings/pinctrl/sppctl.h
> @@ -0,0 +1,40 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * SP7021 pinmux pinctrl bindings.
> + * Copyright (C) Sunplus Tech/Tibbo Tech. 2020
> + * Author: Dvorkin Dmitry <dvorkin@...bo.com>
> + */
> +
> +#ifndef _DT_BINDINGS_PINCTRL_SPPCTL_H
> +#define _DT_BINDINGS_PINCTRL_SPPCTL_H
> +
> +#define IOP_G_MASTE (0x01<<0)
> +#define IOP_G_FIRST (0x01<<1)
> +
> +#define SPPCTL_PCTL_G_PMUX (0x00|IOP_G_MASTE)
> +#define SPPCTL_PCTL_G_GPIO (IOP_G_FIRST|IOP_G_MASTE)
> +#define SPPCTL_PCTL_G_IOPP (IOP_G_FIRST|0x00)
> +
> +#define SPPCTL_PCTL_L_OUT (0x01<<0)
> +#define SPPCTL_PCTL_L_OU1 (0x01<<1)
> +#define SPPCTL_PCTL_L_INV (0x01<<2)
> +#define SPPCTL_PCTL_L_ONV (0x01<<3)
> +#define SPPCTL_PCTL_L_ODR (0x01<<4)
> +
> +#define SPPCTL_PCTLE_P(v) ((v)<<24)
> +#define SPPCTL_PCTLE_G(v) ((v)<<16)
> +#define SPPCTL_PCTLE_F(v) ((v)<<8)
> +#define SPPCTL_PCTLE_L(v) ((v)<<0)
> +
> +#define SPPCTL_PCTLD_P(v) (((v)>>24) & 0xFF)
> +#define SPPCTL_PCTLD_G(v) (((v)>>16) & 0xFF)
> +#define SPPCTL_PCTLD_F(v) (((v) >> 8) & 0xFF)
> +#define SPPCTL_PCTLD_L(v) (((v) >> 0) & 0xFF)
> +
> +/*
> + * pack into 32-bit value:
> + * pin#{8bit}, typ{8bit}, function{8bit}, flags{8bit}
> + */
> +#define SPPCTL_IOPAD(pin, typ, fun, fls) (((pin)<<24)|((typ)<<16)|((fun)<<8)|(fls))
> +
> +#endif
> --
> 2.7.4
>
>
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