Message ID | 1368173119-27345-3-git-send-email-horms+renesas@verge.net.au (mailing list archive) |
---|---|
State | Superseded |
Headers | show |
Hello. On 10-05-2013 12:05, Simon Horman wrote: > Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> > Signed-off-by: Simon Horman <horms+renesas@verge.net.au> > --- > This patch has a run-time dependency on "sh_eth: add support for r8a7790 SoC". > --- > arch/arm/boot/dts/r8a7790-lager.dts | 2 +- > arch/arm/mach-shmobile/board-lager.c | 26 ++++++++++++++++++++++++++ > 2 files changed, 27 insertions(+), 1 deletion(-) > diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts > index 09a84fc..b2f61f0 100644 > --- a/arch/arm/boot/dts/r8a7790-lager.dts > +++ b/arch/arm/boot/dts/r8a7790-lager.dts > @@ -16,7 +16,7 @@ > compatible = "renesas,lager", "renesas,r8a7790"; > > chosen { > - bootargs = "console=ttySC6,115200 ignore_loglevel"; > + bootargs = "console=ttySC6,115200 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096 rw"; > }; > > memory@40000000 { Perhaps you shouldn't mix .dts changes with source changes? > diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c > index 6a1ba38..0b8112d 100644 > --- a/arch/arm/mach-shmobile/board-lager.c > +++ b/arch/arm/mach-shmobile/board-lager.c [...] > @@ -59,6 +69,17 @@ static const struct pinctrl_map lager_pinctrl_map[] = { > /* SCIF1 (CN20: DEBUG SERIAL1) */ > PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.7", "pfc-r8a7790", > "scif1_data", "scif1"), > + /* Ether */ > + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > + "eth_link", "eth"), > + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > + "eth_magic", "eth"), > + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > + "eth_mdio", "eth"), > + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > + "eth_rmii", "eth"), I thought MDIO bus was a part of RMII. At least Wikipedia told me so. :-) WBR, Sergei -- To unsubscribe from this list: send the line "unsubscribe linux-sh" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
[ CC Laurent ] On Fri, May 10, 2013 at 02:35:01PM +0400, Sergei Shtylyov wrote: > Hello. > > On 10-05-2013 12:05, Simon Horman wrote: > > >Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> > >Signed-off-by: Simon Horman <horms+renesas@verge.net.au> > > >--- > > >This patch has a run-time dependency on "sh_eth: add support for r8a7790 SoC". > >--- > > arch/arm/boot/dts/r8a7790-lager.dts | 2 +- > > arch/arm/mach-shmobile/board-lager.c | 26 ++++++++++++++++++++++++++ > > 2 files changed, 27 insertions(+), 1 deletion(-) > > >diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts > >index 09a84fc..b2f61f0 100644 > >--- a/arch/arm/boot/dts/r8a7790-lager.dts > >+++ b/arch/arm/boot/dts/r8a7790-lager.dts > >@@ -16,7 +16,7 @@ > > compatible = "renesas,lager", "renesas,r8a7790"; > > > > chosen { > >- bootargs = "console=ttySC6,115200 ignore_loglevel"; > >+ bootargs = "console=ttySC6,115200 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096 rw"; > > }; > > > > memory@40000000 { > > Perhaps you shouldn't mix .dts changes with source changes? Sure, I can break that out into a separate patch. > > >diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c > >index 6a1ba38..0b8112d 100644 > >--- a/arch/arm/mach-shmobile/board-lager.c > >+++ b/arch/arm/mach-shmobile/board-lager.c > [...] > >@@ -59,6 +69,17 @@ static const struct pinctrl_map lager_pinctrl_map[] = { > > /* SCIF1 (CN20: DEBUG SERIAL1) */ > > PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.7", "pfc-r8a7790", > > "scif1_data", "scif1"), > >+ /* Ether */ > >+ PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > >+ "eth_link", "eth"), > >+ PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > >+ "eth_magic", "eth"), > >+ PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > >+ "eth_mdio", "eth"), > >+ PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > >+ "eth_rmii", "eth"), > > I thought MDIO bus was a part of RMII. At least Wikipedia told > me so. :-) Is the implication that you think that the eth_mdio and eth_rmii groups should be combined? -- To unsubscribe from this list: send the line "unsubscribe linux-sh" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 13.05.2013 4:40, Simon Horman wrote: > [ CC Laurent ] >>> Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> >>> Signed-off-by: Simon Horman <horms+renesas@verge.net.au> >>> --- >>> This patch has a run-time dependency on "sh_eth: add support for r8a7790 SoC". [...] >>> diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c >>> index 6a1ba38..0b8112d 100644 >>> --- a/arch/arm/mach-shmobile/board-lager.c >>> +++ b/arch/arm/mach-shmobile/board-lager.c >> [...] >>> @@ -59,6 +69,17 @@ static const struct pinctrl_map lager_pinctrl_map[] = { >>> /* SCIF1 (CN20: DEBUG SERIAL1) */ >>> PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.7", "pfc-r8a7790", >>> "scif1_data", "scif1"), >>> + /* Ether */ >>> + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", >>> + "eth_link", "eth"), >>> + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", >>> + "eth_magic", "eth"), >>> + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", >>> + "eth_mdio", "eth"), >>> + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", >>> + "eth_rmii", "eth"), >> I thought MDIO bus was a part of RMII. At least Wikipedia told >> me so. :-) > Is the implication that you think that the eth_mdio and eth_rmii > groups should be combined? Well, yes. WBR, Sergei -- To unsubscribe from this list: send the line "unsubscribe linux-sh" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Monday 13 May 2013 17:04:41 Sergei Shtylyov wrote: > On 13.05.2013 4:40, Simon Horman wrote: > > [ CC Laurent ] > > > >>> Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> > >>> Signed-off-by: Simon Horman <horms+renesas@verge.net.au> > >>> > >>> --- > >>> > >>> This patch has a run-time dependency on "sh_eth: add support for r8a7790 > >>> SoC". > [...] > > >>> diff --git a/arch/arm/mach-shmobile/board-lager.c > >>> b/arch/arm/mach-shmobile/board-lager.c index 6a1ba38..0b8112d 100644 > >>> --- a/arch/arm/mach-shmobile/board-lager.c > >>> +++ b/arch/arm/mach-shmobile/board-lager.c > >> > >> [...] > >> > >>> @@ -59,6 +69,17 @@ static const struct pinctrl_map lager_pinctrl_map[] = > >>> { > >>> > >>> /* SCIF1 (CN20: DEBUG SERIAL1) */ > >>> PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.7", "pfc-r8a7790", > >>> > >>> "scif1_data", "scif1"), > >>> > >>> + /* Ether */ > >>> + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > >>> + "eth_link", "eth"), > >>> + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > >>> + "eth_magic", "eth"), > >>> + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > >>> + "eth_mdio", "eth"), > >>> + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > >>> + "eth_rmii", "eth"), > >>> > >> I thought MDIO bus was a part of RMII. At least Wikipedia told > >> > >> me so. :-) > > > > Is the implication that you think that the eth_mdio and eth_rmii > > groups should be combined? MDIO is used by RMII, MII and (R)GMII. Merging eth_mdio and eth_rmii would require duplicating the pins in all those ethernet-related functions.
Hi Simon, On Friday 10 May 2013 17:05:19 Simon Horman wrote: > Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> > Signed-off-by: Simon Horman <horms+renesas@verge.net.au> > > --- > > This patch has a run-time dependency on "sh_eth: add support for r8a7790 > SoC". --- > arch/arm/boot/dts/r8a7790-lager.dts | 2 +- > arch/arm/mach-shmobile/board-lager.c | 26 ++++++++++++++++++++++++++ > 2 files changed, 27 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/boot/dts/r8a7790-lager.dts > b/arch/arm/boot/dts/r8a7790-lager.dts index 09a84fc..b2f61f0 100644 > --- a/arch/arm/boot/dts/r8a7790-lager.dts > +++ b/arch/arm/boot/dts/r8a7790-lager.dts > @@ -16,7 +16,7 @@ > compatible = "renesas,lager", "renesas,r8a7790"; > > chosen { > - bootargs = "console=ttySC6,115200 ignore_loglevel"; > + bootargs = "console=ttySC6,115200 ignore_loglevel root=/dev/nfs ip=dhcp > nfsroot=,rsize=4096,wsize=4096 rw"; }; > > memory@40000000 { > diff --git a/arch/arm/mach-shmobile/board-lager.c > b/arch/arm/mach-shmobile/board-lager.c index 6a1ba38..0b8112d 100644 > --- a/arch/arm/mach-shmobile/board-lager.c > +++ b/arch/arm/mach-shmobile/board-lager.c > @@ -18,6 +18,7 @@ > * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 > USA */ > > +#include <linux/gpio.h> > #include <linux/interrupt.h> > #include <linux/irqchip.h> > #include <linux/kernel.h> > @@ -52,6 +53,15 @@ static struct gpio_led_platform_data lager_leds_pdata = { > .num_leds = ARRAY_SIZE(lager_leds), > }; > > +/* Ether */ > +static struct sh_eth_plat_data ether_platdata = { > + .phy = 0x1, > + .edmac_endian = EDMAC_LITTLE_ENDIAN, > + .register_type = SH_ETH_REG_FAST_RCAR, > + .phy_interface = PHY_INTERFACE_MODE_RMII, > + .ether_link_active_low = 1, > +}; > + > static const struct pinctrl_map lager_pinctrl_map[] = { > /* SCIF0 (CN19: DEBUG SERIAL0) */ > PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.6", "pfc-r8a7790", > @@ -59,6 +69,17 @@ static const struct pinctrl_map lager_pinctrl_map[] = { > /* SCIF1 (CN20: DEBUG SERIAL1) */ > PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.7", "pfc-r8a7790", > "scif1_data", "scif1"), > + /* Ether */ > + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > + "eth_link", "eth"), > + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > + "eth_magic", "eth"), > + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > + "eth_mdio", "eth"), > + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > + "eth_rmii", "eth"), > + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", > + "intc_irq0", "intc"), > }; > > static void __init lager_add_standard_devices(void) > @@ -73,6 +94,11 @@ static void __init lager_add_standard_devices(void) > platform_device_register_data(&platform_bus, "leds-gpio", -1, > &lager_leds_pdata, > sizeof(lager_leds_pdata)); > + > + /* Ether RESET */ > + gpio_request_one(RCAR_GP_PIN(5, 31), GPIOF_OUT_INIT_HIGH, NULL); Please don't touch GPIOs directly from board files. The reset GPIO number should be passed to the related device through platform data (and/or DT), and GPIO handling should be moved to the driver. > + r8a7790_add_ether_device(ðer_platdata); > } > > static const char *lager_boards_compat_dt[] __initdata = {
diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts index 09a84fc..b2f61f0 100644 --- a/arch/arm/boot/dts/r8a7790-lager.dts +++ b/arch/arm/boot/dts/r8a7790-lager.dts @@ -16,7 +16,7 @@ compatible = "renesas,lager", "renesas,r8a7790"; chosen { - bootargs = "console=ttySC6,115200 ignore_loglevel"; + bootargs = "console=ttySC6,115200 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096 rw"; }; memory@40000000 { diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c index 6a1ba38..0b8112d 100644 --- a/arch/arm/mach-shmobile/board-lager.c +++ b/arch/arm/mach-shmobile/board-lager.c @@ -18,6 +18,7 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +#include <linux/gpio.h> #include <linux/interrupt.h> #include <linux/irqchip.h> #include <linux/kernel.h> @@ -52,6 +53,15 @@ static struct gpio_led_platform_data lager_leds_pdata = { .num_leds = ARRAY_SIZE(lager_leds), }; +/* Ether */ +static struct sh_eth_plat_data ether_platdata = { + .phy = 0x1, + .edmac_endian = EDMAC_LITTLE_ENDIAN, + .register_type = SH_ETH_REG_FAST_RCAR, + .phy_interface = PHY_INTERFACE_MODE_RMII, + .ether_link_active_low = 1, +}; + static const struct pinctrl_map lager_pinctrl_map[] = { /* SCIF0 (CN19: DEBUG SERIAL0) */ PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.6", "pfc-r8a7790", @@ -59,6 +69,17 @@ static const struct pinctrl_map lager_pinctrl_map[] = { /* SCIF1 (CN20: DEBUG SERIAL1) */ PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.7", "pfc-r8a7790", "scif1_data", "scif1"), + /* Ether */ + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", + "eth_link", "eth"), + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", + "eth_magic", "eth"), + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", + "eth_mdio", "eth"), + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", + "eth_rmii", "eth"), + PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7790", + "intc_irq0", "intc"), }; static void __init lager_add_standard_devices(void) @@ -73,6 +94,11 @@ static void __init lager_add_standard_devices(void) platform_device_register_data(&platform_bus, "leds-gpio", -1, &lager_leds_pdata, sizeof(lager_leds_pdata)); + + /* Ether RESET */ + gpio_request_one(RCAR_GP_PIN(5, 31), GPIOF_OUT_INIT_HIGH, NULL); + + r8a7790_add_ether_device(ðer_platdata); } static const char *lager_boards_compat_dt[] __initdata = {
Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> Signed-off-by: Simon Horman <horms+renesas@verge.net.au> --- This patch has a run-time dependency on "sh_eth: add support for r8a7790 SoC". --- arch/arm/boot/dts/r8a7790-lager.dts | 2 +- arch/arm/mach-shmobile/board-lager.c | 26 ++++++++++++++++++++++++++ 2 files changed, 27 insertions(+), 1 deletion(-)