From: Rob Herring <robh@kernel.org>
To: William Zhang <william.zhang@broadcom.com>
Cc: Broadcom Kernel List <bcm-kernel-feedback-list@broadcom.com>,
Linux MTD List <linux-mtd@lists.infradead.org>,
f.fainelli@gmail.com, rafal@milecki.pl, kursad.oney@broadcom.com,
joel.peshkin@broadcom.com, computersforpeace@gmail.com,
anand.gore@broadcom.com, dregan@mail.com,
kamal.dasu@broadcom.com, tomer.yacoby@broadcom.com,
dan.beygelman@broadcom.com, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Vignesh Raghavendra <vigneshr@ti.com>,
Miquel Raynal <miquel.raynal@bootlin.com>,
Richard Weinberger <richard@nod.at>,
Kamal Dasu <kdasu.kdev@gmail.com>
Subject: Re: [PATCH 05/12] dt-bindings: mtd: brcmnand: Updates for bcmbca SoCs
Date: Wed, 14 Jun 2023 16:43:38 -0600 [thread overview]
Message-ID: <20230614224338.GA2990941-robh@kernel.org> (raw)
In-Reply-To: <20230606231252.94838-6-william.zhang@broadcom.com>
On Tue, Jun 06, 2023 at 04:12:45PM -0700, William Zhang wrote:
> Use new compatiable brcm,nand-bcmbca to support BCMBCA broadband
> product. The old compatible string is still kept in the driver so old
> dtb can still work.
I don't understand why you need to change this.
> Add brcm,nand-use-wp property to have an option for disabling this
> feature on broadband board design that does not use write protection.
> Add brcm,nand-ecc-use-strap to get ecc setting from board strap for
> broadband board designs because they do not specify ecc setting in dts
> but rather using the strap setting.
>
> Remove the requirement of interrupts and interrupt-names properties to
> reflect the driver code.
>
> This patch also includes a few minor fixes to the BCM63xx compatibles
> and add myself to the list of maintainers.
>
> Signed-off-by: William Zhang <william.zhang@broadcom.com>
> ---
>
> .../bindings/mtd/brcm,brcmnand.yaml | 64 +++++++++++++------
> 1 file changed, 43 insertions(+), 21 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml
> index 1571024aa119..1fe1c166a9db 100644
> --- a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml
> +++ b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml
> @@ -9,6 +9,7 @@ title: Broadcom STB NAND Controller
> maintainers:
> - Brian Norris <computersforpeace@gmail.com>
> - Kamal Dasu <kdasu.kdev@gmail.com>
> + - William Zhang <william.zhang@broadcom.com>
>
> description: |
> The Broadcom Set-Top Box NAND controller supports low-level access to raw NAND
> @@ -18,9 +19,10 @@ description: |
> supports basic PROGRAM and READ functions, among other features.
>
> This controller was originally designed for STB SoCs (BCM7xxx) but is now
> - available on a variety of Broadcom SoCs, including some BCM3xxx, BCM63xx, and
> - iProc/Cygnus. Its history includes several similar (but not fully register
> - compatible) versions.
> + available on a variety of Broadcom SoCs, including some BCM3xxx, MIPS based
> + Broadband SoC (BCM63xx), ARM based Broadband SoC (BCMBCA) and iProc/Cygnus.
> + Its history includes several similar (but not fully register compatible)
> + versions.
>
> -- Additional SoC-specific NAND controller properties --
>
> @@ -53,9 +55,9 @@ properties:
> - brcm,brcmnand-v7.2
> - brcm,brcmnand-v7.3
> - const: brcm,brcmnand
> - - description: BCM63138 SoC-specific NAND controller
> + - description: BCMBCA SoC-specific NAND controller
> items:
> - - const: brcm,nand-bcm63138
> + - const: brcm,nand-bcmbca
> - enum:
> - brcm,brcmnand-v7.0
> - brcm,brcmnand-v7.1
> @@ -65,11 +67,15 @@ properties:
> - const: brcm,nand-iproc
> - const: brcm,brcmnand-v6.1
> - const: brcm,brcmnand
> - - description: BCM63168 SoC-specific NAND controller
> + - description: BCM63xx SoC-specific NAND controller
> items:
> - - const: brcm,nand-bcm63168
> - - const: brcm,nand-bcm6368
> - - const: brcm,brcmnand-v4.0
> + - enum:
> + - brcm,nand-bcm63168
> + - brcm,nand-bcm6368
> + - enum:
> + - brcm,brcmnand-v2.1
> + - brcm,brcmnand-v2.2
> + - brcm,brcmnand-v4.0
> - const: brcm,brcmnand
Completely changing what's valid here too. You're breaking the ABI.
Rob
next prev parent reply other threads:[~2023-06-14 22:43 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-06 23:12 [PATCH 00/12] mtd: rawnand: brcmnand: driver and doc updates William Zhang
2023-06-06 23:12 ` [PATCH 01/12] mtd: rawnand: brcmnand: Fix ECC level field setting for v7.2 controller William Zhang
2023-06-07 8:06 ` Miquel Raynal
2023-06-06 23:12 ` [PATCH 02/12] mtd: rawnand: brcmnand: Fix potential false time out warning William Zhang
2023-06-06 23:12 ` [PATCH 03/12] mtd: rawnand: brcmnand: Fix crash during the panic_write William Zhang
2023-06-06 23:12 ` [PATCH 04/12] mtd: rawnand: brcmnand: Fix potential out-of-bounds access in oob write William Zhang
2023-06-07 8:09 ` Miquel Raynal
2023-06-06 23:12 ` [PATCH 05/12] dt-bindings: mtd: brcmnand: Updates for bcmbca SoCs William Zhang
2023-06-07 8:14 ` Miquel Raynal
2023-06-07 20:01 ` William Zhang
2023-06-09 8:58 ` Miquel Raynal
2023-06-09 19:05 ` William Zhang
2023-06-12 17:43 ` Miquel Raynal
2023-06-14 22:46 ` Rob Herring
2023-06-15 0:40 ` William Zhang
2023-06-14 22:43 ` Rob Herring [this message]
2023-06-15 0:28 ` William Zhang
2023-06-06 23:12 ` [PATCH 06/12] ARM: dts: broadcom: bcmbca: Add NAND controller node William Zhang
2023-06-06 23:12 ` [PATCH 07/12] arm64: " William Zhang
2023-06-06 23:12 ` [PATCH 08/12] mtd: rawnand: brcmnand: Rename bcm63138 nand driver William Zhang
2023-06-06 23:12 ` [PATCH 09/12] mtd: rawnand: brcmnand: Add new compatible string William Zhang
2023-06-06 23:12 ` [PATCH 10/12] mtd: rawnand: brcmnand: Add BCMBCA read data bus interface William Zhang
2023-06-07 8:20 ` Miquel Raynal
2023-06-07 20:12 ` William Zhang
2023-06-08 6:15 ` Miquel Raynal
2023-06-08 19:04 ` William Zhang
2023-06-07 8:22 ` Miquel Raynal
2023-06-07 20:24 ` William Zhang
2023-06-08 6:18 ` Miquel Raynal
2023-06-08 19:10 ` William Zhang
2023-06-09 8:35 ` Miquel Raynal
2023-06-09 19:16 ` William Zhang
2023-06-12 17:49 ` Miquel Raynal
2023-06-12 17:53 ` Miquel Raynal
2023-06-12 19:18 ` William Zhang
2023-06-13 6:42 ` Miquel Raynal
2023-06-14 0:00 ` William Zhang
2023-06-14 6:22 ` Miquel Raynal
2023-06-14 23:52 ` William Zhang
2023-06-12 19:03 ` William Zhang
2023-06-11 9:54 ` kernel test robot
2023-06-06 23:12 ` [PATCH 11/12] mtd: rawnand: brcmnand: Add support for getting ecc setting from strap William Zhang
2023-06-07 8:25 ` Miquel Raynal
2023-06-06 23:12 ` [PATCH 12/12] mtd: rawnand: brcmnand: Support write protection setting from dts William Zhang
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