From: Li Jun <jun.li@nxp.com> To: gregkh@linuxfoundation.org, robh+dt@kernel.org, heikki.krogerus@linux.intel.com, linux@roeck-us.net Cc: a.hajda@samsung.com, mark.rutland@arm.com, jun.li@nxp.com, yueyao@google.com, peter.chen@nxp.com, garsilva@embeddedor.com, o_leveque@orange.fr, shufan_lee@richtek.com, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-imx@nxp.com Subject: [PATCH v2 02/12] usb: typec: add API to get sink and source config Date: Mon, 26 Feb 2018 19:49:09 +0800 [thread overview] Message-ID: <1519645759-12701-3-git-send-email-jun.li@nxp.com> (raw) In-Reply-To: <1519645759-12701-1-git-send-email-jun.li@nxp.com> This patch add 2 APIs to get sink and source power config from firmware description. Signed-off-by: Li Jun <jun.li@nxp.com> --- drivers/usb/typec/tcpm.c | 43 +++++++++++++++++++++++++++++++++++++++++++ include/linux/usb/tcpm.h | 2 ++ 2 files changed, 45 insertions(+) diff --git a/drivers/usb/typec/tcpm.c b/drivers/usb/typec/tcpm.c index f4d563e..409f1d0 100644 --- a/drivers/usb/typec/tcpm.c +++ b/drivers/usb/typec/tcpm.c @@ -12,6 +12,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/mutex.h> +#include <linux/of.h> #include <linux/proc_fs.h> #include <linux/sched/clock.h> #include <linux/seq_file.h> @@ -3589,6 +3590,48 @@ static int tcpm_copy_vdos(u32 *dest_vdo, const u32 *src_vdo, return nr_vdo; } +int tcpm_of_get_src_config(struct device_node *np, struct tcpc_config *tcfg) +{ + int ret; + + ret = of_property_read_variable_u32_array(np, "src-pdos", + tcfg->src_pdo, 1, PDO_MAX_OBJECTS); + if (ret > 0) + tcfg->nr_src_pdo = ret; + + return ret; +} +EXPORT_SYMBOL_GPL(tcpm_of_get_pdos); + +int tcpm_of_get_snk_config(struct device_node *np, struct tcpc_config *tcfg) +{ + int ret; + + ret = of_property_read_variable_u32_array(np, "snk-pdos", + tcfg->snk_pdo, 1, PDO_MAX_OBJECTS); + if (ret > 0) + tcfg->nr_snk_pdo = ret; + else + return ret; + + ret = of_property_read_u32(np, "max-snk-microvolt", &tcfg->max_snk_mv); + if (ret) + return ret; + + ret = of_property_read_u32(np, "max-snk-microamp", &tcfg->max_snk_ma); + if (ret) + return ret; + + ret = of_property_read_u32(np, "max-snk-microwatt-hours", + &tcfg->max_snk_mw); + if (ret) + return ret; + + return of_property_read_u32(np, "op-snk-microwatt-hours", + &tcfg->operating_snk_mw); +} +EXPORT_SYMBOL_GPL(tcpm_of_get_pdos); + int tcpm_update_source_capabilities(struct tcpm_port *port, const u32 *pdo, unsigned int nr_pdo) { diff --git a/include/linux/usb/tcpm.h b/include/linux/usb/tcpm.h index ca1c0b5..962eff1 100644 --- a/include/linux/usb/tcpm.h +++ b/include/linux/usb/tcpm.h @@ -191,6 +191,8 @@ int tcpm_update_sink_capabilities(struct tcpm_port *port, const u32 *pdo, unsigned int max_snk_ma, unsigned int max_snk_mw, unsigned int operating_snk_mw); +int tcpm_of_get_src_config(struct device_node *np, struct tcpc_config *tcfg); +int tcpm_of_get_snk_config(struct device_node *np, struct tcpc_config *tcfg); void tcpm_vbus_change(struct tcpm_port *port); void tcpm_cc_change(struct tcpm_port *port); -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Jun Li <jun.li@nxp.com> To: gregkh@linuxfoundation.org, robh+dt@kernel.org, heikki.krogerus@linux.intel.com, linux@roeck-us.net Cc: a.hajda@samsung.com, mark.rutland@arm.com, jun.li@nxp.com, yueyao@google.com, peter.chen@nxp.com, garsilva@embeddedor.com, o_leveque@orange.fr, shufan_lee@richtek.com, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-imx@nxp.com Subject: [v2,02/12] usb: typec: add API to get sink and source config Date: Mon, 26 Feb 2018 19:49:09 +0800 [thread overview] Message-ID: <1519645759-12701-3-git-send-email-jun.li@nxp.com> (raw) This patch add 2 APIs to get sink and source power config from firmware description. Signed-off-by: Li Jun <jun.li@nxp.com> --- drivers/usb/typec/tcpm.c | 43 +++++++++++++++++++++++++++++++++++++++++++ include/linux/usb/tcpm.h | 2 ++ 2 files changed, 45 insertions(+) diff --git a/drivers/usb/typec/tcpm.c b/drivers/usb/typec/tcpm.c index f4d563e..409f1d0 100644 --- a/drivers/usb/typec/tcpm.c +++ b/drivers/usb/typec/tcpm.c @@ -12,6 +12,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/mutex.h> +#include <linux/of.h> #include <linux/proc_fs.h> #include <linux/sched/clock.h> #include <linux/seq_file.h> @@ -3589,6 +3590,48 @@ static int tcpm_copy_vdos(u32 *dest_vdo, const u32 *src_vdo, return nr_vdo; } +int tcpm_of_get_src_config(struct device_node *np, struct tcpc_config *tcfg) +{ + int ret; + + ret = of_property_read_variable_u32_array(np, "src-pdos", + tcfg->src_pdo, 1, PDO_MAX_OBJECTS); + if (ret > 0) + tcfg->nr_src_pdo = ret; + + return ret; +} +EXPORT_SYMBOL_GPL(tcpm_of_get_pdos); + +int tcpm_of_get_snk_config(struct device_node *np, struct tcpc_config *tcfg) +{ + int ret; + + ret = of_property_read_variable_u32_array(np, "snk-pdos", + tcfg->snk_pdo, 1, PDO_MAX_OBJECTS); + if (ret > 0) + tcfg->nr_snk_pdo = ret; + else + return ret; + + ret = of_property_read_u32(np, "max-snk-microvolt", &tcfg->max_snk_mv); + if (ret) + return ret; + + ret = of_property_read_u32(np, "max-snk-microamp", &tcfg->max_snk_ma); + if (ret) + return ret; + + ret = of_property_read_u32(np, "max-snk-microwatt-hours", + &tcfg->max_snk_mw); + if (ret) + return ret; + + return of_property_read_u32(np, "op-snk-microwatt-hours", + &tcfg->operating_snk_mw); +} +EXPORT_SYMBOL_GPL(tcpm_of_get_pdos); + int tcpm_update_source_capabilities(struct tcpm_port *port, const u32 *pdo, unsigned int nr_pdo) { diff --git a/include/linux/usb/tcpm.h b/include/linux/usb/tcpm.h index ca1c0b5..962eff1 100644 --- a/include/linux/usb/tcpm.h +++ b/include/linux/usb/tcpm.h @@ -191,6 +191,8 @@ int tcpm_update_sink_capabilities(struct tcpm_port *port, const u32 *pdo, unsigned int max_snk_ma, unsigned int max_snk_mw, unsigned int operating_snk_mw); +int tcpm_of_get_src_config(struct device_node *np, struct tcpc_config *tcfg); +int tcpm_of_get_snk_config(struct device_node *np, struct tcpc_config *tcfg); void tcpm_vbus_change(struct tcpm_port *port); void tcpm_cc_change(struct tcpm_port *port);
next prev parent reply other threads:[~2018-02-26 12:04 UTC|newest] Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-02-26 11:49 [PATCH v2 00/12] staging: typec: tcpci: move out of staging Li Jun 2018-02-26 11:49 ` [PATCH v2 01/12] usb: typec: add API to get port type and preferred role Li Jun 2018-02-26 11:49 ` [v2,01/12] " Jun Li 2018-02-26 13:19 ` [PATCH v2 01/12] " Heikki Krogerus 2018-02-26 13:19 ` [v2,01/12] " Heikki Krogerus 2018-03-05 7:54 ` [PATCH v2 01/12] " Jun Li 2018-03-05 7:54 ` [v2,01/12] " Jun Li 2018-02-26 11:49 ` Li Jun [this message] 2018-02-26 11:49 ` [v2,02/12] usb: typec: add API to get sink and source config Jun Li 2018-02-26 13:32 ` [PATCH v2 02/12] " Heikki Krogerus 2018-02-26 13:32 ` [v2,02/12] " Heikki Krogerus 2018-03-05 8:40 ` [PATCH v2 02/12] " Jun Li 2018-03-05 8:40 ` [v2,02/12] " Jun Li 2018-02-26 11:49 ` [PATCH v2 03/12] staging: typec: tcpci: support port config passed via dt Li Jun 2018-02-26 11:49 ` [v2,03/12] " Jun Li 2018-02-26 14:06 ` [PATCH v2 03/12] " Heikki Krogerus 2018-02-26 14:06 ` [v2,03/12] " Heikki Krogerus 2018-02-26 14:30 ` [PATCH v2 03/12] " Jun Li 2018-02-26 14:30 ` [v2,03/12] " Jun Li 2018-02-27 11:03 ` [PATCH v2 03/12] " Heikki Krogerus 2018-02-27 11:03 ` [v2,03/12] " Heikki Krogerus 2018-03-05 8:53 ` [PATCH v2 03/12] " Jun Li 2018-03-05 8:53 ` [v2,03/12] " Jun Li 2018-03-05 9:53 ` [PATCH v2 03/12] " Heikki Krogerus 2018-03-05 9:53 ` [v2,03/12] " Heikki Krogerus 2018-03-05 10:35 ` [PATCH v2 03/12] " Jun Li 2018-03-05 10:35 ` [v2,03/12] " Jun Li 2018-03-05 11:30 ` [PATCH v2 03/12] " Heikki Krogerus 2018-03-05 11:30 ` [v2,03/12] " Heikki Krogerus 2018-03-05 12:38 ` [PATCH v2 03/12] " Jun Li 2018-03-05 12:38 ` [v2,03/12] " Jun Li 2018-02-26 11:49 ` [PATCH v2 04/12] staging: typec: tcpci: register port before request irq Li Jun 2018-02-26 11:49 ` [v2,04/12] " Jun Li 2018-02-26 11:49 ` [PATCH v2 05/12] staging: typec: tcpci: enable vbus detection Li Jun 2018-02-26 11:49 ` [v2,05/12] " Jun Li 2018-02-26 11:49 ` [PATCH v2 06/12] typec: tcpm: add starting value for drp toggling Li Jun 2018-02-26 11:49 ` [v2,06/12] " Jun Li 2018-02-26 11:49 ` [PATCH v2 07/12] staging: typec: tcpci: correct " Li Jun 2018-02-26 11:49 ` [v2,07/12] " Jun Li 2018-02-26 11:49 ` [PATCH v2 08/12] staging: typec: tcpci: keep the uncontact cc line open Li Jun 2018-02-26 11:49 ` [v2,08/12] " Jun Li 2018-02-26 11:49 ` [PATCH v2 09/12] staging: typec: tcpci: Only touch target bit when enable vconn Li Jun 2018-02-26 11:49 ` [v2,09/12] " Jun Li 2018-02-26 11:49 ` [PATCH v2 10/12] dt-bindings: connector: add properties for typec power delivery Li Jun 2018-02-26 11:49 ` [v2,10/12] " Jun Li 2018-02-27 8:41 ` [PATCH v2 10/12] " Andrzej Hajda 2018-02-27 8:41 ` [v2,10/12] " Andrzej Hajda 2018-03-02 22:38 ` [PATCH v2 10/12] " Rob Herring 2018-03-02 22:38 ` [v2,10/12] " Rob Herring 2018-03-05 7:52 ` [PATCH v2 10/12] " Jun Li 2018-03-05 7:52 ` [v2,10/12] " Jun Li 2018-03-05 12:25 ` [PATCH v2 10/12] " Jun Li 2018-03-05 12:25 ` [v2,10/12] " Jun Li 2018-03-05 7:00 ` [PATCH v2 10/12] " Jun Li 2018-03-05 7:00 ` [v2,10/12] " Jun Li 2018-03-05 9:59 ` [PATCH v2 10/12] " Andrzej Hajda 2018-03-05 9:59 ` [v2,10/12] " Andrzej Hajda 2018-03-06 9:38 ` [PATCH v2 10/12] " Jun Li 2018-03-06 9:38 ` [v2,10/12] " Jun Li 2018-03-06 11:54 ` [PATCH v2 10/12] " Andrzej Hajda 2018-03-06 11:54 ` [v2,10/12] " Andrzej Hajda 2018-03-06 12:02 ` [PATCH v2 10/12] " Heikki Krogerus 2018-03-06 12:02 ` [v2,10/12] " Heikki Krogerus 2018-03-08 1:41 ` [PATCH v2 10/12] " Jun Li 2018-03-08 1:41 ` [v2,10/12] " Jun Li 2018-03-09 7:34 ` [PATCH v2 10/12] " Heikki Krogerus 2018-03-09 7:34 ` [v2,10/12] " Heikki Krogerus 2018-03-02 22:29 ` [PATCH v2 10/12] " Rob Herring 2018-03-02 22:29 ` [v2,10/12] " Rob Herring 2018-03-05 7:07 ` [PATCH v2 10/12] " Jun Li 2018-03-05 7:07 ` [v2,10/12] " Jun Li 2018-02-26 11:49 ` [PATCH v2 11/12] dt-bindings: usb: add documentation for typec port controller(TCPCI) Li Jun 2018-02-26 11:49 ` [v2,11/12] " Jun Li 2018-03-02 22:56 ` [PATCH v2 11/12] " Rob Herring 2018-03-02 22:56 ` [v2,11/12] " Rob Herring 2018-02-26 11:49 ` [PATCH v2 12/12] staging: typec: tcpci: move tcpci driver out of staging Li Jun 2018-02-26 11:49 ` [v2,12/12] " Jun Li
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