From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933040AbcISVYa (ORCPT ); Mon, 19 Sep 2016 17:24:30 -0400 Received: from mailapp01.imgtec.com ([195.59.15.196]:19151 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932640AbcISVYZ (ORCPT ); Mon, 19 Sep 2016 17:24:25 -0400 From: Paul Burton To: , Ralf Baechle CC: Paul Burton , , Bartlomiej Zolnierkiewicz , , Rob Herring , Mark Rutland Subject: [PATCH v2 10/14] MIPS: Malta: Probe pflash via DT Date: Mon, 19 Sep 2016 22:21:27 +0100 Message-ID: <20160919212132.28893-11-paul.burton@imgtec.com> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20160919212132.28893-1-paul.burton@imgtec.com> References: <20160919212132.28893-1-paul.burton@imgtec.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.100.200.110] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the DT nodes required to probe the CFI compatible parallel monitor flash found on the Malta development board, and remove the platform code that was previously doing it. Delete the now-empty malta-platform.c file. Adjust the Malta defconfigs that enable MTD & the pflash/CFI driver to enable CONFIG_MTD_PHYSMAP_OF rather than CONFIG_MTD_PHYSMAP in order to preserve their behaviour. Signed-off-by: Paul Burton --- Changes in v2: - Leave malta-platform.o in Makefile - Move partitions under a partitions node arch/mips/boot/dts/mti/malta.dts | 31 ++++++++++++++++++++ arch/mips/configs/malta_defconfig | 2 +- arch/mips/configs/malta_kvm_defconfig | 2 +- arch/mips/configs/malta_kvm_guest_defconfig | 2 +- arch/mips/configs/maltaup_xpa_defconfig | 2 +- arch/mips/mti-malta/malta-platform.c | 44 ----------------------------- 6 files changed, 35 insertions(+), 48 deletions(-) diff --git a/arch/mips/boot/dts/mti/malta.dts b/arch/mips/boot/dts/mti/malta.dts index fecbca8..48783b1 100644 --- a/arch/mips/boot/dts/mti/malta.dts +++ b/arch/mips/boot/dts/mti/malta.dts @@ -50,6 +50,37 @@ interrupts = ; }; + flash@1e000000 { + compatible = "intel,dt28f160", "cfi-flash"; + reg = <0x1e000000 0x400000>; + bank-width = <4>; + #address-cells = <1>; + #size-cells = <1>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + yamon@0 { + label = "YAMON"; + reg = <0x0 0x100000>; + read-only; + }; + + user-fs@100000 { + label = "User FS"; + reg = <0x100000 0x2e0000>; + }; + + board-config@3e0000 { + label = "Board Config"; + reg = <0x3e0000 0x20000>; + read-only; + }; + }; + }; + isa { compatible = "isa"; #address-cells = <2>; diff --git a/arch/mips/configs/malta_defconfig b/arch/mips/configs/malta_defconfig index 5afb484..d5d4816 100644 --- a/arch/mips/configs/malta_defconfig +++ b/arch/mips/configs/malta_defconfig @@ -230,7 +230,7 @@ CONFIG_MTD_CFI=y CONFIG_MTD_CFI_INTELEXT=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_CFI_STAA=y -CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_OF=y CONFIG_MTD_UBI=m CONFIG_MTD_UBI_GLUEBI=m CONFIG_BLK_DEV_FD=m diff --git a/arch/mips/configs/malta_kvm_defconfig b/arch/mips/configs/malta_kvm_defconfig index 98f1387..ef6ef24 100644 --- a/arch/mips/configs/malta_kvm_defconfig +++ b/arch/mips/configs/malta_kvm_defconfig @@ -235,7 +235,7 @@ CONFIG_MTD_CFI=y CONFIG_MTD_CFI_INTELEXT=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_CFI_STAA=y -CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_OF=y CONFIG_MTD_UBI=m CONFIG_MTD_UBI_GLUEBI=m CONFIG_BLK_DEV_FD=m diff --git a/arch/mips/configs/malta_kvm_guest_defconfig b/arch/mips/configs/malta_kvm_guest_defconfig index 3b5d591..3a49a77 100644 --- a/arch/mips/configs/malta_kvm_guest_defconfig +++ b/arch/mips/configs/malta_kvm_guest_defconfig @@ -234,7 +234,7 @@ CONFIG_MTD_CFI=y CONFIG_MTD_CFI_INTELEXT=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_CFI_STAA=y -CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_OF=y CONFIG_MTD_UBI=m CONFIG_MTD_UBI_GLUEBI=m CONFIG_BLK_DEV_FD=m diff --git a/arch/mips/configs/maltaup_xpa_defconfig b/arch/mips/configs/maltaup_xpa_defconfig index 7322157..62e05eb 100644 --- a/arch/mips/configs/maltaup_xpa_defconfig +++ b/arch/mips/configs/maltaup_xpa_defconfig @@ -231,7 +231,7 @@ CONFIG_MTD_CFI=y CONFIG_MTD_CFI_INTELEXT=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_CFI_STAA=y -CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_OF=y CONFIG_MTD_UBI=m CONFIG_MTD_UBI_GLUEBI=m CONFIG_BLK_DEV_FD=m diff --git a/arch/mips/mti-malta/malta-platform.c b/arch/mips/mti-malta/malta-platform.c index 6433a39..cc67dbf 100644 --- a/arch/mips/mti-malta/malta-platform.c +++ b/arch/mips/mti-malta/malta-platform.c @@ -25,11 +25,8 @@ #include #include #include -#include -#include #include #include -#include #define SMC_PORT(base, int) \ { \ @@ -67,49 +64,8 @@ static struct platform_device malta_uart8250_device = { }, }; -static struct mtd_partition malta_mtd_partitions[] = { - { - .name = "YAMON", - .offset = 0x0, - .size = 0x100000, - .mask_flags = MTD_WRITEABLE - }, { - .name = "User FS", - .offset = 0x100000, - .size = 0x2e0000 - }, { - .name = "Board Config", - .offset = 0x3e0000, - .size = 0x020000, - .mask_flags = MTD_WRITEABLE - } -}; - -static struct physmap_flash_data malta_flash_data = { - .width = 4, - .nr_parts = ARRAY_SIZE(malta_mtd_partitions), - .parts = malta_mtd_partitions -}; - -static struct resource malta_flash_resource = { - .start = 0x1e000000, - .end = 0x1e3fffff, - .flags = IORESOURCE_MEM -}; - -static struct platform_device malta_flash_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &malta_flash_data, - }, - .num_resources = 1, - .resource = &malta_flash_resource, -}; - static struct platform_device *malta_devices[] __initdata = { &malta_uart8250_device, - &malta_flash_device, }; static int __init malta_add_devices(void) -- 2.9.3