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Message-ID: <20180726175405.GD5220@Mani-XPS-13-9360>
Date: Thu, 26 Jul 2018 23:24:05 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To: Saravanan Sekar <sravanhome@...il.com>
Cc: linus.walleij@...aro.org, robh+dt@...nel.org, mark.rutland@....com,
afaerber@...e.de, catalin.marinas@....com, will.deacon@....com,
linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
pn@...x.de, mp-cs@...ions-semi.com, jeff.chen@...ions-semi.com,
thomas.liau@...ions-semi.com, linux@...ietech.com
Subject: Re: [PATCH 1/5] pinctrl: actions: define constructor generic to
Actions Semi SoC's
Hi Saravanan,
On Sun, Jul 22, 2018 at 06:35:57PM +0200, Saravanan Sekar wrote:
> Existing constructor defined in S900 is reused generic
> for all Actions Semi SoC's.
>
Perhaps this could be,
Move generic defines common to the Owl family out of S900 driver.
Thanks,
Mani
> Signed-off-by: Parthiban Nallathambi <pn@...x.de>
> Signed-off-by: Saravanan Sekar <sravanhome@...il.com>
> ---
> drivers/pinctrl/actions/pinctrl-owl.h | 124 +++++++++++++++++++++++++
> drivers/pinctrl/actions/pinctrl-s900.c | 122 ------------------------
> 2 files changed, 124 insertions(+), 122 deletions(-)
>
> diff --git a/drivers/pinctrl/actions/pinctrl-owl.h b/drivers/pinctrl/actions/pinctrl-owl.h
> index 74342378937c..42635366e68f 100644
> --- a/drivers/pinctrl/actions/pinctrl-owl.h
> +++ b/drivers/pinctrl/actions/pinctrl-owl.h
> @@ -15,6 +15,130 @@
> #define OWL_PINCONF_SLEW_SLOW 0
> #define OWL_PINCONF_SLEW_FAST 1
>
> +#define OWL_GPIO_PORT_A 0
> +#define OWL_GPIO_PORT_B 1
> +#define OWL_GPIO_PORT_C 2
> +#define OWL_GPIO_PORT_D 3
> +#define OWL_GPIO_PORT_E 4
> +#define OWL_GPIO_PORT_F 5
> +
Please order the defines as pinctrl first and GPIO second. It does look
a lot better.
Thanks,
Mani
> +#define MUX_PG(group_name, reg, shift, width) \
> + { \
> + .name = #group_name, \
> + .pads = group_name##_pads, \
> + .npads = ARRAY_SIZE(group_name##_pads), \
> + .funcs = group_name##_funcs, \
> + .nfuncs = ARRAY_SIZE(group_name##_funcs), \
> + .mfpctl_reg = MFCTL##reg, \
> + .mfpctl_shift = shift, \
> + .mfpctl_width = width, \
> + .drv_reg = -1, \
> + .drv_shift = -1, \
> + .drv_width = -1, \
> + .sr_reg = -1, \
> + .sr_shift = -1, \
> + .sr_width = -1, \
> + }
> +
> +#define DRV_PG(group_name, reg, shift, width) \
> + { \
> + .name = #group_name, \
> + .pads = group_name##_pads, \
> + .npads = ARRAY_SIZE(group_name##_pads), \
> + .mfpctl_reg = -1, \
> + .mfpctl_shift = -1, \
> + .mfpctl_width = -1, \
> + .drv_reg = PAD_DRV##reg, \
> + .drv_shift = shift, \
> + .drv_width = width, \
> + .sr_reg = -1, \
> + .sr_shift = -1, \
> + .sr_width = -1, \
> + }
> +
> +#define SR_PG(group_name, reg, shift, width) \
> + { \
> + .name = #group_name, \
> + .pads = group_name##_pads, \
> + .npads = ARRAY_SIZE(group_name##_pads), \
> + .mfpctl_reg = -1, \
> + .mfpctl_shift = -1, \
> + .mfpctl_width = -1, \
> + .drv_reg = -1, \
> + .drv_shift = -1, \
> + .drv_width = -1, \
> + .sr_reg = PAD_SR##reg, \
> + .sr_shift = shift, \
> + .sr_width = width, \
> + }
> +
> +#define OWL_GPIO_PORT(port, base, count, _outen, _inen, _dat) \
> + [OWL_GPIO_PORT_##port] = { \
> + .offset = base, \
> + .pins = count, \
> + .outen = _outen, \
> + .inen = _inen, \
> + .dat = _dat, \
> + }
> +
> +#define FUNCTION(fname) \
> + { \
> + .name = #fname, \
> + .groups = fname##_groups, \
> + .ngroups = ARRAY_SIZE(fname##_groups), \
> + }
> +
> +/* PAD PULL UP/DOWN CONFIGURES */
> +#define PULLCTL_CONF(pull_reg, pull_sft, pull_wdt) \
> + { \
> + .reg = PAD_PULLCTL##pull_reg, \
> + .shift = pull_sft, \
> + .width = pull_wdt, \
> + }
> +
> +#define PAD_PULLCTL_CONF(pad_name, pull_reg, pull_sft, pull_wdt) \
> + struct owl_pullctl pad_name##_pullctl_conf \
> + = PULLCTL_CONF(pull_reg, pull_sft, pull_wdt)
> +
> +#define ST_CONF(st_reg, st_sft, st_wdt) \
> + { \
> + .reg = PAD_ST##st_reg, \
> + .shift = st_sft, \
> + .width = st_wdt, \
> + }
> +
> +#define PAD_ST_CONF(pad_name, st_reg, st_sft, st_wdt) \
> + struct owl_st pad_name##_st_conf \
> + = ST_CONF(st_reg, st_sft, st_wdt)
> +
> +#define PAD_INFO(name) \
> + { \
> + .pad = name, \
> + .pullctl = NULL, \
> + .st = NULL, \
> + }
> +
> +#define PAD_INFO_ST(name) \
> + { \
> + .pad = name, \
> + .pullctl = NULL, \
> + .st = &name##_st_conf, \
> + }
> +
> +#define PAD_INFO_PULLCTL(name) \
> + { \
> + .pad = name, \
> + .pullctl = &name##_pullctl_conf, \
> + .st = NULL, \
> + }
> +
> +#define PAD_INFO_PULLCTL_ST(name) \
> + { \
> + .pad = name, \
> + .pullctl = &name##_pullctl_conf, \
> + .st = &name##_st_conf, \
> + }
> +
> enum owl_pinconf_pull {
> OWL_PINCONF_PULL_HIZ,
> OWL_PINCONF_PULL_DOWN,
> diff --git a/drivers/pinctrl/actions/pinctrl-s900.c b/drivers/pinctrl/actions/pinctrl-s900.c
> index 5503c7945764..baa2f4847418 100644
> --- a/drivers/pinctrl/actions/pinctrl-s900.c
> +++ b/drivers/pinctrl/actions/pinctrl-s900.c
> @@ -33,13 +33,6 @@
> #define PAD_SR1 (0x0274)
> #define PAD_SR2 (0x0278)
>
> -#define OWL_GPIO_PORT_A 0
> -#define OWL_GPIO_PORT_B 1
> -#define OWL_GPIO_PORT_C 2
> -#define OWL_GPIO_PORT_D 3
> -#define OWL_GPIO_PORT_E 4
> -#define OWL_GPIO_PORT_F 5
> -
> #define _GPIOA(offset) (offset)
> #define _GPIOB(offset) (32 + (offset))
> #define _GPIOC(offset) (64 + (offset))
> @@ -892,55 +885,6 @@ static unsigned int i2c2_sr_pads[] = { I2C2_SCLK, I2C2_SDATA };
> static unsigned int sensor0_sr_pads[] = { SENSOR0_PCLK,
> SENSOR0_CKOUT };
>
> -#define MUX_PG(group_name, reg, shift, width) \
> - { \
> - .name = #group_name, \
> - .pads = group_name##_pads, \
> - .npads = ARRAY_SIZE(group_name##_pads), \
> - .funcs = group_name##_funcs, \
> - .nfuncs = ARRAY_SIZE(group_name##_funcs), \
> - .mfpctl_reg = MFCTL##reg, \
> - .mfpctl_shift = shift, \
> - .mfpctl_width = width, \
> - .drv_reg = -1, \
> - .drv_shift = -1, \
> - .drv_width = -1, \
> - .sr_reg = -1, \
> - .sr_shift = -1, \
> - .sr_width = -1, \
> - }
> -
> -#define DRV_PG(group_name, reg, shift, width) \
> - { \
> - .name = #group_name, \
> - .pads = group_name##_pads, \
> - .npads = ARRAY_SIZE(group_name##_pads), \
> - .mfpctl_reg = -1, \
> - .mfpctl_shift = -1, \
> - .mfpctl_width = -1, \
> - .drv_reg = PAD_DRV##reg, \
> - .drv_shift = shift, \
> - .drv_width = width, \
> - .sr_reg = -1, \
> - .sr_shift = -1, \
> - .sr_width = -1, \
> - }
> -
> -#define SR_PG(group_name, reg, shift, width) \
> - { \
> - .name = #group_name, \
> - .pads = group_name##_pads, \
> - .npads = ARRAY_SIZE(group_name##_pads), \
> - .mfpctl_reg = -1, \
> - .mfpctl_shift = -1, \
> - .mfpctl_width = -1, \
> - .drv_reg = -1, \
> - .drv_shift = -1, \
> - .drv_width = -1, \
> - .sr_reg = PAD_SR##reg, \
> - .sr_shift = shift, \
> - .sr_width = width, \
> - }
>
> /* Pinctrl groups */
> static const struct owl_pingroup s900_groups[] = {
> @@ -1442,13 +1386,6 @@ static const char * const sirq2_groups[] = {
> "sirq2_dummy",
> };
>
> -#define FUNCTION(fname) \
> - { \
> - .name = #fname, \
> - .groups = fname##_groups, \
> - .ngroups = ARRAY_SIZE(fname##_groups), \
> - }
> -
> static const struct owl_pinmux_func s900_functions[] = {
> [S900_MUX_ERAM] = FUNCTION(eram),
> [S900_MUX_ETH_RMII] = FUNCTION(eth_rmii),
> @@ -1500,28 +1437,6 @@ static const struct owl_pinmux_func s900_functions[] = {
> [S900_MUX_SIRQ1] = FUNCTION(sirq1),
> [S900_MUX_SIRQ2] = FUNCTION(sirq2)
> };
> -/* PAD PULL UP/DOWN CONFIGURES */
> -#define PULLCTL_CONF(pull_reg, pull_sft, pull_wdt) \
> - { \
> - .reg = PAD_PULLCTL##pull_reg, \
> - .shift = pull_sft, \
> - .width = pull_wdt, \
> - }
> -
> -#define PAD_PULLCTL_CONF(pad_name, pull_reg, pull_sft, pull_wdt) \
> - struct owl_pullctl pad_name##_pullctl_conf \
> - = PULLCTL_CONF(pull_reg, pull_sft, pull_wdt)
> -
> -#define ST_CONF(st_reg, st_sft, st_wdt) \
> - { \
> - .reg = PAD_ST##st_reg, \
> - .shift = st_sft, \
> - .width = st_wdt, \
> - }
> -
> -#define PAD_ST_CONF(pad_name, st_reg, st_sft, st_wdt) \
> - struct owl_st pad_name##_st_conf \
> - = ST_CONF(st_reg, st_sft, st_wdt)
>
> /* PAD_PULLCTL0 */
> static PAD_PULLCTL_CONF(ETH_RXER, 0, 18, 2);
> @@ -1639,34 +1554,6 @@ static PAD_ST_CONF(SPI0_SS, 1, 2, 1);
> static PAD_ST_CONF(I2S_BCLK0, 1, 1, 1);
> static PAD_ST_CONF(I2S_MCLK0, 1, 0, 1);
>
> -#define PAD_INFO(name) \
> - { \
> - .pad = name, \
> - .pullctl = NULL, \
> - .st = NULL, \
> - }
> -
> -#define PAD_INFO_ST(name) \
> - { \
> - .pad = name, \
> - .pullctl = NULL, \
> - .st = &name##_st_conf, \
> - }
> -
> -#define PAD_INFO_PULLCTL(name) \
> - { \
> - .pad = name, \
> - .pullctl = &name##_pullctl_conf, \
> - .st = NULL, \
> - }
> -
> -#define PAD_INFO_PULLCTL_ST(name) \
> - { \
> - .pad = name, \
> - .pullctl = &name##_pullctl_conf, \
> - .st = &name##_st_conf, \
> - }
> -
> /* Pad info table */
> static struct owl_padinfo s900_padinfo[NUM_PADS] = {
> [ETH_TXD0] = PAD_INFO_ST(ETH_TXD0),
> @@ -1821,15 +1708,6 @@ static struct owl_padinfo s900_padinfo[NUM_PADS] = {
> [SGPIO3] = PAD_INFO_PULLCTL_ST(SGPIO3)
> };
>
> -#define OWL_GPIO_PORT(port, base, count, _outen, _inen, _dat) \
> - [OWL_GPIO_PORT_##port] = { \
> - .offset = base, \
> - .pins = count, \
> - .outen = _outen, \
> - .inen = _inen, \
> - .dat = _dat, \
> - }
> -
> static const struct owl_gpio_port s900_gpio_ports[] = {
> OWL_GPIO_PORT(A, 0x0000, 32, 0x0, 0x4, 0x8),
> OWL_GPIO_PORT(B, 0x000C, 32, 0x0, 0x4, 0x8),
> --
> 2.18.0
>
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