Hi Hemant, Hemant Pedanekar <hemantp@xxxxxx> writes: > This patch updates the common platform files with TI816X support. Also adds new > files for TI816X module base addresses and irq definitions. > > The approach taken in this patch is to add TI816X as part of OMAP3 variant where > the cpu class is considered as OMAP34XX and the type is TI816X. This means, both > cpu_is_omap34xx() and cpu_is_ti816x() checks return success on TI816X. > > In addition, a kernel config option CONFIG_SOC_OMAPTI816X is also added under > OMAP3 to allow TI816X only build. This option leads to following main > possibilities: > > 1) Multi-OMAP build with CONFIG_SOC_OMAPTI816X: The kernel built only for > TI816X OMAP3 SoCs along with any other OMAP2/4 (e.g., OMAP4s). May not boot > on other OMAP3 SoCs. > > 2) OMAP3 only build with CONFIG_SOC_OMAPTI816X: This will build TI816X > optimized kernel. May not boot on other OMAP3 SoCs. > > 3) OMAP3 only, no CONFIG_SOC_OMAPTI816X: This will build kernel for all OMAP3s > except TI816X. Note that cpu_is_ti816x checks will return fail. > > Note that OMAP3 only build with support for OMAP3 SoCs as well as TI816X is not > possible. > > Signed-off-by: Hemant Pedanekar <hemantp@xxxxxx> [...] > diff --git a/arch/arm/plat-omap/include/plat/irqs-ti816x.h b/arch/arm/plat-omap/include/plat/irqs-ti816x.h > new file mode 100644 > index 0000000..3ec5d1b > --- /dev/null > +++ b/arch/arm/plat-omap/include/plat/irqs-ti816x.h > @@ -0,0 +1,131 @@ > +/* > + * arch/arm/plat-omap/include/plat/irqs-ti816x.h > + * > + * ti816x family interrupts. > + * > + * Copyright (C) 2010 Texas Instruments, Inc. - http://www.ti.com/ > + * > + * This program is free software; you can redistribute it and/or > + * modify it under the terms of the GNU General Public License as > + * published by the Free Software Foundation version 2. > + * > + * This program is distributed "as is" WITHOUT ANY WARRANTY of any > + * kind, whether express or implied; without even the implied warranty > + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + */ > + > +#ifndef __ARCH_ARM_MACH_OMAP2_TI816X_IRQS_H > +#define __ARCH_ARM_MACH_OMAP2_TI816X_IRQS_H > + > +/* > + * TI816X Interrupts > + */ > +#define TI816X_IRQ_EMU 0 > +#define TI816X_IRQ_COMMTX 1 > +#define TI816X_IRQ_COMMRX 2 > +#define TI816X_IRQ_BENCH 3 > +#define TI816X_IRQ_ELM 4 > +#define TI816X_IRQ_SSM_WFI 5 > +#define TI816X_IRQ_SSM 6 > +#define TI816X_IRQ_NMI 7 > +#define TI816X_IRQ_SEC_EVNT 8 > +#define TI816X_IRQ_L3_DEBUG 9 > +#define TI816X_IRQ_L3_APP 10 > +#define TI816X_IRQ_EDMA_COMP 12 > +#define TI816X_IRQ_EDMA_MPERR 13 > +#define TI816X_IRQ_EDMA_ERR 14 > +#define TI816X_IRQ_SATA 16 > +#define TI816X_IRQ_USBSS 17 > +#define TI816X_IRQ_USB0 18 > +#define TI816X_IRQ_USB1 19 > +#define TI816X_IRQ_TPPSS_ERR 20 > +#define TI816X_IRQ_TPPSS_MBOX 21 > +#define TI816X_IRQ_TPPSS_STC0 22 > +#define TI816X_IRQ_TPPSS_STC1 23 > +#define TI816X_IRQ_TPPSS_DMAPC0 24 > +#define TI816X_IRQ_TPPSS_DMABS0 25 > +#define TI816X_IRQ_TPPSS_ERR0 26 > +#define TI816X_IRQ_TPPSS_ERR1 27 > +#define TI816X_IRQ_TPPSS_ERR2 28 > +#define TI816X_IRQ_TPPSS_ERR3 29 > +#define TI816X_IRQ_MCARD_TX 30 > +#define TI816X_IRQ_MCARD_RX 31 > +#define TI816X_IRQ_USB_WKUP 34 > +#define TI816X_IRQ_PCIE_WKUP 35 > +#define TI816X_IRQ_DSSINT 36 > +#define TI816X_IRQ_GFXINT 37 > +#define TI816X_IRQ_HDMIINT 38 > +#define TI816X_IRQ_VLYNQ 39 > +#define TI816X_IRQ_MACRXTHR0 40 > +#define TI816X_IRQ_MACRXINT0 41 > +#define TI816X_IRQ_MACTXINT0 42 > +#define TI816X_IRQ_MACMISC0 43 > +#define TI816X_IRQ_MACRXTHR1 44 > +#define TI816X_IRQ_MACRXINT1 45 > +#define TI816X_IRQ_MACTXINT1 46 > +#define TI816X_IRQ_MACMISC1 47 > +#define TI816X_IRQ_PCIINT0 48 > +#define TI816X_IRQ_PCIINT1 49 > +#define TI816X_IRQ_PCIINT2 50 > +#define TI816X_IRQ_PCIINT3 51 > +#define TI816X_IRQ_SD 64 > +#define TI816X_IRQ_SPI 65 > +#define TI816X_IRQ_GPT1 66 > +#define TI816X_IRQ_GPT2 67 > +#define TI816X_IRQ_GPT3 68 > +#define TI816X_IRQ_GPT4 69 > +#define TI816X_IRQ_I2C0 70 > +#define TI816X_IRQ_I2C1 71 > +#define TI816X_IRQ_UART0 72 > +#define TI816X_IRQ_UART1 73 > +#define TI816X_IRQ_UART2 74 > +#define TI816X_IRQ_RTC 75 > +#define TI816X_IRQ_RTC_ALARM 76 > +#define TI816X_IRQ_MBOX 77 > +#define TI816X_IRQ_MCASP0_TX 80 > +#define TI816X_IRQ_MCASP0_RX 81 > +#define TI816X_IRQ_MCASP1_TX 82 > +#define TI816X_IRQ_MCASP1_RX 83 > +#define TI816X_IRQ_MCASP2_TX 84 > +#define TI816X_IRQ_MCASP2_RX 85 > +#define TI816X_IRQ_MCBSP 86 > +#define TI816X_IRQ_SMCD0 87 > +#define TI816X_IRQ_SMCD1 88 > +#define TI816X_IRQ_WDT1 91 > +#define TI816X_IRQ_GPT5 92 > +#define TI816X_IRQ_GPT6 93 > +#define TI816X_IRQ_GPT7 94 > +#define TI816X_IRQ_GPT8 95 > +#define TI816X_IRQ_GPIO_0A 96 > +#define TI816X_IRQ_GPIO_0B 97 > +#define TI816X_IRQ_GPIO_1A 98 > +#define TI816X_IRQ_GPIO_1B 99 > +#define TI816X_IRQ_GPMC 100 > +#define TI816X_IRQ_DDR_ERR0 101 > +#define TI816X_IRQ_DDR_ERR1 102 > +#define TI816X_IRQ_IVA0CONT1SYNC 103 > +#define TI816X_IRQ_IVA0CONT2SYNC 104 > +#define TI816X_IRQ_IVA1CONT1SYNC 105 > +#define TI816X_IRQ_IVA1CONT2SYNC 106 > +#define TI816X_IRQ_IVA0MBOX 107 > +#define TI816X_IRQ_IVA1MBOX 108 > +#define TI816X_IRQ_IVA2MBOX 109 > +#define TI816X_IRQ_IVA2CONT1SYNC 110 > +#define TI816X_IRQ_IVA2CONT2SYNC 111 > +#define TI816X_IRQ_TPTC0 112 > +#define TI816X_IRQ_TPTC1 113 > +#define TI816X_IRQ_TPTC2 114 > +#define TI816X_IRQ_TPTC3 115 > +#define TI816X_IRQ_SECPUBINT 116 > +#define TI816X_IRQ_SECSECINT 117 > +#define TI816X_IRQ_SECPUBSWINT 118 > +#define TI816X_IRQ_SECSECSWINT 119 > +#define TI816X_IRQ_SMRFLX0 120 > +#define TI816X_IRQ_SMRFLX1 121 > +#define TI816X_IRQ_SYS_MMU 122 > +#define TI816X_IRQ_MC_MMU 123 > +#define TI816X_IRQ_DMM 124 > + > + > +#endif For new platforms, We don't need to have a list of all the IRQ numbers. Driver code should always be getting IRQ numbers (and base addresses etc.) from struct resource/platform_data, which is populated from omap_hwmod. > diff --git a/arch/arm/plat-omap/include/plat/irqs.h b/arch/arm/plat-omap/include/plat/irqs.h > index 2910de9..21a5b87 100644 > --- a/arch/arm/plat-omap/include/plat/irqs.h > +++ b/arch/arm/plat-omap/include/plat/irqs.h > @@ -31,6 +31,9 @@ > /* All OMAP4 specific defines are moved to irqs-44xx.h */ > #include "irqs-44xx.h" > > +/* All TI816X specific defines are in irqs-ti816x.h */ > +#include "irqs-ti816x.h" > + > /* > * IRQ numbers for interrupt handler 1 > * > diff --git a/arch/arm/plat-omap/include/plat/serial.h b/arch/arm/plat-omap/include/plat/serial.h > index cec5d56..3c3c319 100644 > --- a/arch/arm/plat-omap/include/plat/serial.h > +++ b/arch/arm/plat-omap/include/plat/serial.h > @@ -51,6 +51,11 @@ > #define OMAP4_UART3_BASE 0x48020000 > #define OMAP4_UART4_BASE 0x4806e000 > > +/* TI816X serial ports */ > +#define TI816X_UART1_BASE 0x48020000 > +#define TI816X_UART2_BASE 0x48022000 > +#define TI816X_UART3_BASE 0x48024000 > /* External port on Zoom2/3 */ > #define ZOOM_UART_BASE 0x10000000 > #define ZOOM_UART_VIRT 0xfa400000 > diff --git a/arch/arm/plat-omap/include/plat/ti816x.h b/arch/arm/plat-omap/include/plat/ti816x.h > new file mode 100644 > index 0000000..f1729f7 > --- /dev/null > +++ b/arch/arm/plat-omap/include/plat/ti816x.h > @@ -0,0 +1,31 @@ > +/* > + * This file contains the address data for various ti816x modules. > + * > + * Copyright (C) 2010 Texas Instruments, Inc. - http://www.ti.com/ > + * > + * This program is free software; you can redistribute it and/or > + * modify it under the terms of the GNU General Public License as > + * published by the Free Software Foundation version 2. > + * > + * This program is distributed "as is" WITHOUT ANY WARRANTY of any > + * kind, whether express or implied; without even the implied warranty > + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + */ > + > +#ifndef __ASM_ARCH_TI816X_H > +#define __ASM_ARCH_TI816X_H > + > +#define L3_TI816X_BASE 0x44000000 > +#define L4_FAST_TI816X_BASE 0x4a000000 > +#define L4_SLOW_TI816X_BASE 0x48000000 > + > +#define TI816X_SCM_BASE 0x48140000 > +#define TI816X_CTRL_BASE TI816X_SCM_BASE > +#define TI816X_PRCM_BASE 0x48180000 > + > +#define TI816X_ARM_INTC_BASE 0x48200000 > + > +#define TI816X_GPMC_BASE 0x50000000 > + > +#endif /* __ASM_ARCH_TI816X_H */ All of these fall into the "not used in this patch" category. It is best to add these defines in the patches where they are used so reviewers can see the usage and/or the need. With all of these defines, the subject for this patch should probably just be about adding the SoC detection infrastructure. Thanks, Kevin -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
