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[144.168.56.201]) by smtp.gmail.com with ESMTPSA id z9sm2924300pfa.2.2021.09.11.20.15.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 11 Sep 2021 20:15:33 -0700 (PDT) From: Bin Meng To: Simon Glass , Rick Chen , Leo Yu-Chi Liang , u-boot@lists.denx.de Subject: [PATCH 5/9] dm: core: Add a new API devfdt_get_addr_index_ptr() Date: Sun, 12 Sep 2021 11:15:12 +0800 Message-Id: <20210912031516.24885-5-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210912031516.24885-1-bmeng.cn@gmail.com> References: <20210912031516.24885-1-bmeng.cn@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.2 at phobos.denx.de X-Virus-Status: Clean At present there is only devfdt_get_addr_ptr() which only returns the first pair in the 'reg' property. Add a new API devfdt_get_addr_index_ptr() to return the indexed pointer. Signed-off-by: Bin Meng --- drivers/core/fdtaddr.c | 11 ++++++++--- include/dm/fdtaddr.h | 12 ++++++++++++ 2 files changed, 20 insertions(+), 3 deletions(-) diff --git a/drivers/core/fdtaddr.c b/drivers/core/fdtaddr.c index 4ffbd6b2eb..8dbb06ab03 100644 --- a/drivers/core/fdtaddr.c +++ b/drivers/core/fdtaddr.c @@ -93,6 +93,13 @@ fdt_addr_t devfdt_get_addr_index(const struct udevice *dev, int index) #endif } +void *devfdt_get_addr_index_ptr(const struct udevice *dev, int index) +{ + fdt_addr_t addr = devfdt_get_addr_index(dev, index); + + return (addr == FDT_ADDR_T_NONE) ? NULL : (void *)(uintptr_t)addr; +} + fdt_addr_t devfdt_get_addr_size_index(const struct udevice *dev, int index, fdt_size_t *size) { @@ -155,9 +162,7 @@ fdt_addr_t devfdt_get_addr(const struct udevice *dev) void *devfdt_get_addr_ptr(const struct udevice *dev) { - fdt_addr_t addr = devfdt_get_addr_index(dev, 0); - - return (addr == FDT_ADDR_T_NONE) ? NULL : (void *)(uintptr_t)addr; + return devfdt_get_addr_index_ptr(dev, 0); } void *devfdt_remap_addr_index(const struct udevice *dev, int index) diff --git a/include/dm/fdtaddr.h b/include/dm/fdtaddr.h index a4fda581a7..d2c1994291 100644 --- a/include/dm/fdtaddr.h +++ b/include/dm/fdtaddr.h @@ -92,6 +92,18 @@ void *devfdt_map_physmem(const struct udevice *dev, unsigned long size); */ fdt_addr_t devfdt_get_addr_index(const struct udevice *dev, int index); +/** + * devfdt_get_addr_index_ptr() - Return indexed pointer to the address of the + * reg property of a device + * + * @dev: Pointer to a device + * @index: the 'reg' property can hold a list of pairs + * and @index is used to select which one is required + * + * @return Pointer to addr, or NULL if there is no such property + */ +void *devfdt_get_addr_index_ptr(const struct udevice *dev, int index); + /** * devfdt_get_addr_size_index() - Get the indexed reg property of a device * -- 2.25.1