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X-Microsoft-Antispam-Message-Info: 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 X-MS-Exchange-AntiSpam-MessageData: h+6Txow9OH8260OZ56d+i9yNyKdBNbm1ke1JI3Em5jMptmuiuus0XQWkeOGVBjzjPV9yoUPMMGC24Og3U+4n8JjJb7ljSCASk4FiE/8JjhIhxW9D2FqCfjXdP5qr2p3xbL527qHLkWgb7dspBMRi4w== X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: f8bffde1-002b-493d-21ca-08d7c6671fd4 X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Mar 2020 09:24:11.7159 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 5I/6PUme3jPCU2bdxkDOjQqy1EkTolemW+J4HvIaEN8ssKmGsjCoMnUCWMQnQy7UTWj2Rcv5NqNfgvI2773SaA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR04MB5042 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200312_022415_447628_E3A51B15 X-CRM114-Status: GOOD ( 13.84 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [40.107.13.41 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid 0.0 MSGID_FROM_MTA_HEADER Message-Id was added by a relay X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arm-kernel@lists.infradead.org, Peng Fan , abel.vesa@nxp.com, Anson.Huang@nxp.com, ard.biesheuvel@linaro.org, festevam@gmail.com, linux-kernel@vger.kernel.org, linux-imx@nxp.com, kernel@pengutronix.de, git@andred.net, leonard.crestez@nxp.com, info@metux.net, allison@lohutok.net Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org From: Peng Fan This is preparation to move imx_soc_device_init to drivers/soc/imx/ There is no reason to must put dt devices under /sys/devices/soc0, they could also be under /sys/devices/platform, so we could pass NULL as parent when calling of_platform_default_populate. Following soc-imx8.c soc-imx-scu.c using device_initcall, need to change return type to int type for imx_soc_device_init. Signed-off-by: Peng Fan --- arch/arm/mach-imx/common.h | 1 - arch/arm/mach-imx/cpu.c | 9 +++++---- arch/arm/mach-imx/mach-imx6q.c | 8 +------- arch/arm/mach-imx/mach-imx6sl.c | 8 +------- arch/arm/mach-imx/mach-imx6sx.c | 8 +------- arch/arm/mach-imx/mach-imx6ul.c | 8 +------- arch/arm/mach-imx/mach-imx7d.c | 6 ------ arch/arm/mach-imx/mach-imx7ulp.c | 2 +- 8 files changed, 10 insertions(+), 40 deletions(-) diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h index 5aa5796cff0e..72c3fcc32910 100644 --- a/arch/arm/mach-imx/common.h +++ b/arch/arm/mach-imx/common.h @@ -49,7 +49,6 @@ void imx_aips_allow_unprivileged_access(const char *compat); int mxc_device_init(void); void imx_set_soc_revision(unsigned int rev); void imx_init_revision_from_anatop(void); -struct device *imx_soc_device_init(void); void imx6_enable_rbc(bool enable); void imx_gpc_check_dt(void); void imx_gpc_set_arm_power_in_lpm(bool power_off); diff --git a/arch/arm/mach-imx/cpu.c b/arch/arm/mach-imx/cpu.c index 06f8d64b65af..2df649a84697 100644 --- a/arch/arm/mach-imx/cpu.c +++ b/arch/arm/mach-imx/cpu.c @@ -83,7 +83,7 @@ void __init imx_aips_allow_unprivileged_access( } } -struct device * __init imx_soc_device_init(void) +static int __init imx_soc_device_init(void) { struct soc_device_attribute *soc_dev_attr; const char *ocotp_compat = NULL; @@ -97,7 +97,7 @@ struct device * __init imx_soc_device_init(void) soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL); if (!soc_dev_attr) - return NULL; + return PTR_ERR(soc_dev_attr); soc_dev_attr->family = "Freescale i.MX"; @@ -219,7 +219,7 @@ struct device * __init imx_soc_device_init(void) if (IS_ERR(soc_dev)) goto free_serial_number; - return soc_device_to_device(soc_dev); + return 0; free_serial_number: kfree(soc_dev_attr->serial_number); @@ -227,5 +227,6 @@ struct device * __init imx_soc_device_init(void) kfree(soc_dev_attr->revision); free_soc: kfree(soc_dev_attr); - return NULL; + return -ENOMEM; } +device_initcall(imx_soc_device_init); diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 284bce1112d2..85c084a716ab 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -245,21 +245,15 @@ static void __init imx6q_axi_init(void) static void __init imx6q_init_machine(void) { - struct device *parent; - if (cpu_is_imx6q() && imx_get_soc_revision() == IMX_CHIP_REVISION_2_0) imx_print_silicon_rev("i.MX6QP", IMX_CHIP_REVISION_1_0); else imx_print_silicon_rev(cpu_is_imx6dl() ? "i.MX6DL" : "i.MX6Q", imx_get_soc_revision()); - parent = imx_soc_device_init(); - if (parent == NULL) - pr_warn("failed to initialize soc device\n"); - imx6q_enet_phy_init(); - of_platform_default_populate(NULL, NULL, parent); + of_platform_default_populate(NULL, NULL, NULL); imx_anatop_init(); cpu_is_imx6q() ? imx6q_pm_init() : imx6dl_pm_init(); diff --git a/arch/arm/mach-imx/mach-imx6sl.c b/arch/arm/mach-imx/mach-imx6sl.c index e27a6889cc56..f6e87363d605 100644 --- a/arch/arm/mach-imx/mach-imx6sl.c +++ b/arch/arm/mach-imx/mach-imx6sl.c @@ -45,13 +45,7 @@ static void __init imx6sl_init_late(void) static void __init imx6sl_init_machine(void) { - struct device *parent; - - parent = imx_soc_device_init(); - if (parent == NULL) - pr_warn("failed to initialize soc device\n"); - - of_platform_default_populate(NULL, NULL, parent); + of_platform_default_populate(NULL, NULL, NULL); if (cpu_is_imx6sl()) imx6sl_fec_init(); diff --git a/arch/arm/mach-imx/mach-imx6sx.c b/arch/arm/mach-imx/mach-imx6sx.c index d5310bf307ff..781e2a94fdd7 100644 --- a/arch/arm/mach-imx/mach-imx6sx.c +++ b/arch/arm/mach-imx/mach-imx6sx.c @@ -63,13 +63,7 @@ static inline void imx6sx_enet_init(void) static void __init imx6sx_init_machine(void) { - struct device *parent; - - parent = imx_soc_device_init(); - if (parent == NULL) - pr_warn("failed to initialize soc device\n"); - - of_platform_default_populate(NULL, NULL, parent); + of_platform_default_populate(NULL, NULL, NULL); imx6sx_enet_init(); imx_anatop_init(); diff --git a/arch/arm/mach-imx/mach-imx6ul.c b/arch/arm/mach-imx/mach-imx6ul.c index 3b0e16ccd59d..e018e716735f 100644 --- a/arch/arm/mach-imx/mach-imx6ul.c +++ b/arch/arm/mach-imx/mach-imx6ul.c @@ -55,13 +55,7 @@ static inline void imx6ul_enet_init(void) static void __init imx6ul_init_machine(void) { - struct device *parent; - - parent = imx_soc_device_init(); - if (parent == NULL) - pr_warn("failed to initialize soc device\n"); - - of_platform_default_populate(NULL, NULL, parent); + of_platform_default_populate(NULL, NULL, NULL); imx6ul_enet_init(); imx_anatop_init(); imx6ul_pm_init(); diff --git a/arch/arm/mach-imx/mach-imx7d.c b/arch/arm/mach-imx/mach-imx7d.c index ebb27592a9f7..879c35929a13 100644 --- a/arch/arm/mach-imx/mach-imx7d.c +++ b/arch/arm/mach-imx/mach-imx7d.c @@ -78,12 +78,6 @@ static inline void imx7d_enet_init(void) static void __init imx7d_init_machine(void) { - struct device *parent; - - parent = imx_soc_device_init(); - if (parent == NULL) - pr_warn("failed to initialize soc device\n"); - imx_anatop_init(); imx7d_enet_init(); } diff --git a/arch/arm/mach-imx/mach-imx7ulp.c b/arch/arm/mach-imx/mach-imx7ulp.c index 11ac71aaf965..128cf4c92aab 100644 --- a/arch/arm/mach-imx/mach-imx7ulp.c +++ b/arch/arm/mach-imx/mach-imx7ulp.c @@ -57,7 +57,7 @@ static void __init imx7ulp_init_machine(void) mxc_set_cpu_type(MXC_CPU_IMX7ULP); imx7ulp_set_revision(); - of_platform_default_populate(NULL, NULL, imx_soc_device_init()); + of_platform_default_populate(NULL, NULL, NULL); } static const char *const imx7ulp_dt_compat[] __initconst = {