Message ID | 87txh0yzbj.wl%kuninori.morimoto.gx@renesas.com (mailing list archive) |
---|---|
State | Changes Requested |
Headers | show |
On Tue, Oct 01, 2013 at 11:14:12PM -0700, Kuninori Morimoto wrote: > This patch enables SMSC on BockW board via DT. > SMSC interrupt is connected to FPGA, and is connected > to IRQ0 on BockW. > This patch enabled INTC IRQ too > > Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> > --- > arch/arm/boot/dts/r8a7778-bockw-reference.dts | 27 +++++++++++++++++++++++- > arch/arm/mach-shmobile/board-bockw-reference.c | 20 ++++++++++++++++++ > 2 files changed, 46 insertions(+), 1 deletion(-) Please split this into two patches. 1. A DT patch that modifies r8a7778-bockw-reference.dts 2. A board patch that modifies board-bockw-reference.c > > diff --git a/arch/arm/boot/dts/r8a7778-bockw-reference.dts b/arch/arm/boot/dts/r8a7778-bockw-reference.dts > index 9bb903a..4425fd2 100644 > --- a/arch/arm/boot/dts/r8a7778-bockw-reference.dts > +++ b/arch/arm/boot/dts/r8a7778-bockw-reference.dts > @@ -22,11 +22,36 @@ > compatible = "renesas,bockw-reference", "renesas,r8a7778"; > > chosen { > - bootargs = "console=ttySC0,115200 ignore_loglevel rw"; > + bootargs = "console=ttySC0,115200 ignore_loglevel root=/dev/nfs ip=dhcp rw"; > }; > > memory { > device_type = "memory"; > reg = <0x60000000 0x10000000>; > }; > + > + fixedregulator3v3: fixedregulator@0 { > + compatible = "regulator-fixed"; > + regulator-name = "fixed-3.3V"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + > + lan0@18300000 { > + compatible = "smsc,lan9220", "smsc,lan9115"; > + reg = <0x18300000 0x1000>; > + > + phy-mode = "mii"; > + interrupt-parent = <&irqpin>; > + interrupts = <0 0>; /* IRQ0: hwirq 0 on irqpin */ > + reg-io-width = <4>; > + vddvario-supply = <&fixedregulator3v3>; > + vdd33a-supply = <&fixedregulator3v3>; > + }; > +}; > + > +&irqpin { > + status = "okay"; > }; > diff --git a/arch/arm/mach-shmobile/board-bockw-reference.c b/arch/arm/mach-shmobile/board-bockw-reference.c > index 1a7c893..ae88fda 100644 > --- a/arch/arm/mach-shmobile/board-bockw-reference.c > +++ b/arch/arm/mach-shmobile/board-bockw-reference.c > @@ -36,15 +36,35 @@ static const struct pinctrl_map bockw_pinctrl_map[] = { > "scif0_ctrl", "scif0"), > }; > > +#define FPGA 0x18200000 > +#define IRQ0MR 0x30 > +#define COMCTLR 0x101c > static void __init bockw_init(void) > { > + static void __iomem *fpga; > + > r8a7778_clock_init(); > + r8a7778_init_irq_extpin_dt(1); > > pinctrl_register_mappings(bockw_pinctrl_map, > ARRAY_SIZE(bockw_pinctrl_map)); > r8a7778_pinmux_init(); > r8a7778_add_dt_devices(); > > + fpga = ioremap_nocache(FPGA, SZ_1M); > + if (fpga) { > + /* > + * CAUTION > + * > + * IRQ0/1 is cascaded interrupt from FPGA. > + * it should be cared in the future > + * Now, it is assuming IRQ0 was used only from SMSC. > + */ > + u16 val = ioread16(fpga + IRQ0MR); > + val &= ~(1 << 4); /* enable SMSC911x */ > + iowrite16(val, fpga + IRQ0MR); > + } > + > of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); > } > > -- > 1.7.9.5 > -- 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
Hi Simon > > This patch enables SMSC on BockW board via DT. > > SMSC interrupt is connected to FPGA, and is connected > > to IRQ0 on BockW. > > This patch enabled INTC IRQ too > > > > Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> > > --- > > arch/arm/boot/dts/r8a7778-bockw-reference.dts | 27 +++++++++++++++++++++++- > > arch/arm/mach-shmobile/board-bockw-reference.c | 20 ++++++++++++++++++ > > 2 files changed, 46 insertions(+), 1 deletion(-) > > Please split this into two patches. > > 1. A DT patch that modifies r8a7778-bockw-reference.dts > 2. A board patch that modifies board-bockw-reference.c OK, will do Best regards --- Kuninori Morimoto -- 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
Hello. On 02-10-2013 8:14, Kuninori Morimoto wrote: > This patch enables SMSC on BockW board via DT. > SMSC interrupt is connected to FPGA, and is connected > to IRQ0 on BockW. > This patch enabled INTC IRQ too > Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> > --- > arch/arm/boot/dts/r8a7778-bockw-reference.dts | 27 +++++++++++++++++++++++- > arch/arm/mach-shmobile/board-bockw-reference.c | 20 ++++++++++++++++++ > 2 files changed, 46 insertions(+), 1 deletion(-) > diff --git a/arch/arm/boot/dts/r8a7778-bockw-reference.dts b/arch/arm/boot/dts/r8a7778-bockw-reference.dts > index 9bb903a..4425fd2 100644 > --- a/arch/arm/boot/dts/r8a7778-bockw-reference.dts > +++ b/arch/arm/boot/dts/r8a7778-bockw-reference.dts > @@ -22,11 +22,36 @@ [...] > + lan0@18300000 { According to the ePAPR spec, the node name should be "ethernet", not "lan0". 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 Fri, Oct 04, 2013 at 12:21:08AM +0200, Sergei Shtylyov wrote: > Hello. > > On 02-10-2013 8:14, Kuninori Morimoto wrote: > > >This patch enables SMSC on BockW board via DT. > >SMSC interrupt is connected to FPGA, and is connected > >to IRQ0 on BockW. > >This patch enabled INTC IRQ too > > >Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> > >--- > > arch/arm/boot/dts/r8a7778-bockw-reference.dts | 27 +++++++++++++++++++++++- > > arch/arm/mach-shmobile/board-bockw-reference.c | 20 ++++++++++++++++++ > > 2 files changed, 46 insertions(+), 1 deletion(-) > > >diff --git a/arch/arm/boot/dts/r8a7778-bockw-reference.dts b/arch/arm/boot/dts/r8a7778-bockw-reference.dts > >index 9bb903a..4425fd2 100644 > >--- a/arch/arm/boot/dts/r8a7778-bockw-reference.dts > >+++ b/arch/arm/boot/dts/r8a7778-bockw-reference.dts > >@@ -22,11 +22,36 @@ > [...] > >+ lan0@18300000 { > > According to the ePAPR spec, the node name should be "ethernet", not "lan0". > > WBR, Sergei Morimoto-san, Sergei, could one of you send a follow-up patch to fix this? -- 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
diff --git a/arch/arm/boot/dts/r8a7778-bockw-reference.dts b/arch/arm/boot/dts/r8a7778-bockw-reference.dts index 9bb903a..4425fd2 100644 --- a/arch/arm/boot/dts/r8a7778-bockw-reference.dts +++ b/arch/arm/boot/dts/r8a7778-bockw-reference.dts @@ -22,11 +22,36 @@ compatible = "renesas,bockw-reference", "renesas,r8a7778"; chosen { - bootargs = "console=ttySC0,115200 ignore_loglevel rw"; + bootargs = "console=ttySC0,115200 ignore_loglevel root=/dev/nfs ip=dhcp rw"; }; memory { device_type = "memory"; reg = <0x60000000 0x10000000>; }; + + fixedregulator3v3: fixedregulator@0 { + compatible = "regulator-fixed"; + regulator-name = "fixed-3.3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + lan0@18300000 { + compatible = "smsc,lan9220", "smsc,lan9115"; + reg = <0x18300000 0x1000>; + + phy-mode = "mii"; + interrupt-parent = <&irqpin>; + interrupts = <0 0>; /* IRQ0: hwirq 0 on irqpin */ + reg-io-width = <4>; + vddvario-supply = <&fixedregulator3v3>; + vdd33a-supply = <&fixedregulator3v3>; + }; +}; + +&irqpin { + status = "okay"; }; diff --git a/arch/arm/mach-shmobile/board-bockw-reference.c b/arch/arm/mach-shmobile/board-bockw-reference.c index 1a7c893..ae88fda 100644 --- a/arch/arm/mach-shmobile/board-bockw-reference.c +++ b/arch/arm/mach-shmobile/board-bockw-reference.c @@ -36,15 +36,35 @@ static const struct pinctrl_map bockw_pinctrl_map[] = { "scif0_ctrl", "scif0"), }; +#define FPGA 0x18200000 +#define IRQ0MR 0x30 +#define COMCTLR 0x101c static void __init bockw_init(void) { + static void __iomem *fpga; + r8a7778_clock_init(); + r8a7778_init_irq_extpin_dt(1); pinctrl_register_mappings(bockw_pinctrl_map, ARRAY_SIZE(bockw_pinctrl_map)); r8a7778_pinmux_init(); r8a7778_add_dt_devices(); + fpga = ioremap_nocache(FPGA, SZ_1M); + if (fpga) { + /* + * CAUTION + * + * IRQ0/1 is cascaded interrupt from FPGA. + * it should be cared in the future + * Now, it is assuming IRQ0 was used only from SMSC. + */ + u16 val = ioread16(fpga + IRQ0MR); + val &= ~(1 << 4); /* enable SMSC911x */ + iowrite16(val, fpga + IRQ0MR); + } + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); }
This patch enables SMSC on BockW board via DT. SMSC interrupt is connected to FPGA, and is connected to IRQ0 on BockW. This patch enabled INTC IRQ too Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> --- arch/arm/boot/dts/r8a7778-bockw-reference.dts | 27 +++++++++++++++++++++++- arch/arm/mach-shmobile/board-bockw-reference.c | 20 ++++++++++++++++++ 2 files changed, 46 insertions(+), 1 deletion(-)